Fertilization definition. The union of male and female gametes to form a zygote. In all organisms the essence of fertilization is, in fact, the fusion of the hereditary material of two different sex cells, or gametes, each of which FERTILIZATION definition: 1. Click for more definitions. Nov 16, 2024 · Fertilization If one sperm does make its way into the fallopian tube and burrows into the egg, it fertilizes the egg. Sep 21, 2025 · Fertilizer, natural or artificial substance containing the chemical elements that improve growth and productiveness of plants. Fertilization is the fusion of haploid gametes, egg and sperm, to form the diploid zygote. Tube cell is involved in the Cross-fertilization, the fusion of male and female gametes (sex cells) from different individuals of the same species. The zygote grows into an embryo. Developmental Biology [Biol. Or it may involve eggs, sperm or embryos from a known or unknown donor. In plants, fertilization is the process of sexual reproduction that occurs after pollination. It’s a method used by people who need help achieving pregnancy. Fertilizers enhance the natural fertility of the soil or replace chemical elements taken from the soil by previous crops. The sperm and the egg come together to make a zygote. This event marks the initial stage of pregnancy. Later it gets implanted into the uterus and the development of an organism. Looking for online definition of fertilisation in the Medical Dictionary? fertilisation explanation free. In plants, this process is called fertilization. Nov 13, 2017 · Main Difference – Internal vs External Fertilization Internal fertilization and external fertilization are the two mechanisms involved in the fusion of male and female gametes. Jun 19, 2023 · Overview of in vitro fertilization, covering its definition, underlying principles, standardized procedures, and clinical applications in assisted reproduction. IVF involves many complex steps and is an effective form of assisted reproductive technology (ART). Fertilization in Animals In animals, there are two main ways fertilization can happen: internal and external. Feb 2, 2023 · Double fertilization is a fertilization mechanism in flowering plants or angiosperms. It involves the transfer of pollen from the male reproductive organs to the female reproductive organs, resulting in the production of seeds. Strassburger discovered fertilization in flowering plants in 1884. After pollination, when pollen grains are landed on the stigma of a flower in the same species, the fertilization begins. The meaning of FERTILIZATION is an act or process of making fertile. In humans, fertilisation takes place within the fallopian tube. This process starts the development of new life and helps species reproduce and continue existing. Double fertilization is unique to flowering plants. The male gametes are produced in the testes through a process called spermatogenesis, which begins at about 12 years of age. Thus, the first function of fertilization is to transmit genes from parent to offspring Definition of fertilization in the Definitions. They are fertilized with sperm in a laboratory procedure, and then the fertilized egg (embryo) is returned to the woman's uterus. External occurs outside the female's body, as in fish and Aug 3, 2023 · Fertilization Definition Fertilization is the process of fusion of haploid male and female gametes to form a diploid zygote, resulting in the initiation of the development of a new individual. Apr 2, 2024 · Definition Fertilization, in the context of motherhood, is the process whereby a sperm cell from a male merges with an ovum (or egg) from a female to form a new, genetically unique organism, which then implants in the mother’s uterus. Fertilization is one of the rearmost events of the sexual reproduction, which forms the zygote. Oct 1, 2025 · Fertilization, union of a paternal sperm nucleus with a maternal egg nucleus to form the primary nucleus of an embryo. Because each of these reproductive cells is a haploid cell containing half of the genetic material needed to form a human being, their combination forms a diploid cell. After a fertilised egg (zygote) undergoes embryo culture for 2–6 Sep 25, 2025 · fertilization (countable and uncountable, plural fertilizations) The act or process of rendering fertile. Let us have a look at how fertilization in humans takes place. fecundation or impregnation of animals or plants. Learn about the types, processes, and origins of fertilization in animals and plants, and see how it differs from pollination. The union of an egg (ovum) and a sperm, which normally takes place in a woman’s In vitro fertilization (IVF) is a procedure in which eggs (ova) from a woman's ovary are removed. Psychology Definition of FERTILIZATION: the fusion of a sperm and an egg cell to produce a zygote. This critical event marks the beginning of sexual reproduction and is essential for the continuation of life in both plant and animal species. Explore the process of fertilization in plants with our informative video lesson for kids. Fertilization definition: . Sep 6, 2022 · Conception happens when sperm swims up through the vagina and fertilizes an egg in the fallopian tube. What does fertilisation mean? Apr 10, 2024 · Fertilization of the egg is essential for pregnancy to occur. Fertilization is the union of male and female gametes to form a zygote, which develops into a new organism. Fertilization marks the start of development of a new individual (organism), the beginning of cell differentiation. To ensure that the offspring has only one complete diploid set of chromosomes, only one sperm must fuse with one egg. The union of the egg and sperm can occur naturally in the fallopian tubes or in vitro in the laboratory. Cross-fertilization must occur in dioecious plants (those having male and female organs on separate individuals) and in all animal species in which there are separate male and Jul 23, 2025 · Internal fertilization is a reproduction process that occurs inside the body of the female organism. Fertilization is also called conception. AI generated definition based on: Brenner's Encyclopedia of Genetics (Second Edition), 2013 Feb 28, 2024 · Fertilization is the process in sexual reproduction where a male gamete (sperm) fuses with a female gamete (egg) to form a zygote. By providing essential nutrients to plants, fertilization enables them to thrive, produce flowers, fruits, and seeds, and ultimately contribute to a May 21, 2024 · Fertilization is the process in which an egg and a sperm cell come together to form a zygote, beginning the series of events that can result in pregnancy. . Fertilization is the biological process where a sperm cell from a male merges with an egg cell from a female to form a zygote, which eventually develops into an embryo. fertilization synonyms, fertilization pronunciation, fertilization translation, English dictionary definition of fertilization. [1] Male animals inseminate females in order to internally fertilize their egg cells. In plants, this happens when pollen reaches the egg inside a flower. Agriculture the enrichment of soil, as for the production of crops. There are the post-ovulation age and the gestational age, calculated by Jan 3, 2018 · What is the difference between Fertilization and Germination? Fertilization is the fusion of gametes to form the zygote; Germination is the formation of a. In vitro fertilisation (IVF) is a process of fertilisation in which an egg is combined with sperm in vitro ("in glass"). [2] Definition of fertilization noun in Oxford Advanced Learner's Dictionary. The zygote is the first cell of a new individual with a complete set of chromosomes. The product of fertilization is a cell called a zygote. Fertilization is the fusion of haploid gametes, egg (oocyte) and sperm (spermatozoa), to form the diploid zygote. See examples of CROSS-FERTILIZATION used in a sentence. The fertilization is only method for the production of the diploid zygotes in vertebrates. In fertilization research, after humans the mouse is the most studied species Fertilization, union of a sperm nucleus, of paternal origin, with an egg nucleus, of maternal origin, to form the primary nucleus of an embryo. The genetic material from both parents combines during Read medical definition of FertilizationFertilization: The process of combining the male gamete, or sperm, with the female gamete, or ovum. In mammals, including in human beings, eggs are released from the female ovary, and sperm from the male penis. the union of male and female gametes, during sexual reproduction, to form a zygote 2. Mar 31, 2024 · In vitro fertilization (IVF) is the joining of a woman's egg and a man's sperm in a laboratory dish. In this article, we will read about the process of internal Oct 1, 2025 · Fertilization, union of a paternal sperm nucleus with a maternal egg nucleus to form the primary nucleus of an embryo. the action of spreading a natural or chemical substance on land or plants, in order to make the…. Learn about the process of fertilization in this article. Add to word list biology the process of joining male and female sexual cells to produce young (Definition of fertilization from the Cambridge Academic Content Dictionary © Cambridge University Press) Oct 1, 2025 · Fertilization, union of a paternal sperm nucleus with a maternal egg nucleus to form the primary nucleus of an embryo. This process involves the fusion of the genetic material from both parents, resulting in a diploid cell that contains a unique combination of genes. In vitro fertilization is the most effective type of fertility treatment that involves the handling of eggs or embryos and sperm. quotations Fertilization There are two types of gametes involved in reproduction: the male gametes, called sperm, and female gametes, called ova. fertilization, Reproductive process in which a male sex cell (sperm) unites with a female sex cell (egg). Fertilization is the process of joining male and female sexual cells to produce young, or the action of spreading a substance on land or plants to make them grow well. In plants, fertilization follows pollination and begins with the hydration and activation of Mar 2, 2022 · IVF (In Vitro Fertilization) IVF (in vitro fertilization) is a type of fertility treatment where eggs are combined with sperm outside of your body in a lab. Fertilisation brings together half the DNA from the mother with half the DNA from the father ensuring that each individual has the correct amount of DNA, while producing genetically unique offspring. This fusion typically occurs in the female reproductive system, such as the fallopian tubes in humans. Human fertilization is the union of a human egg and sperm, occurring in the ampulla of the fallopian tube. Define fertilization. This event is crucial for sexual reproduction, enabling genetic material from two parents to combine, resulting in genetic diversity and the potential for adaptation in offspring. Double fertilization, in flowering plant reproduction, the fusion of the egg and sperm and the simultaneous fusion of a second sperm with two polar nuclei that ultimately results in the formation of the endosperm (the food-storage tissue) of the seed. Fertilization is the process by which the male and female gametes (sperm and egg) fuse to form a zygote, the first cell of a new organism. In animals, sperm from males combines with eggs from females. The fusion of gametes is called syngamy. Once fertilization happens, the zygote undergoes rapid cell division, Sep 23, 2022 · Fertilization in Plants Plant fertilization is the union of male and female reproductive cells or gametes to produce the fertilized egg or zygote. The egg changes so that no other sperm can get in. Among many animals, such as mammals, fertilization occurs inside the body of the female. What is fertilisation? Meaning of fertilisation medical term. Free learning resources for students covering all major areas of biology. The sperm from a male meets an ovum from a female and forms a zygote; this is the point in which pregnancy begins and leads to a 280-day journey for a female. The main difference between internal and external fertilization is that internal Cross-fertilization definition: the fertilization of an organism by the fusion of an egg from one individual with a sperm or male gamete from a different individual. It happens in the hours or days after you have unprotected sex. The process by which the pollen causes the embryo to become fertile. During the process, the chromosomes of the egg and sperm will merge to form a zygote, which will divide to form an embryo. Fertilization typically happens through sexual intercourse, but scientific advances have paved the way for in vitro techniques Fertilization is defined as the union of gametes, specifically eggs and sperm, to form a single cell that will develop into a new individual exhibiting the species' characteristics. Apr 17, 2023 · Fertilization is a complex multi-step process that is complete in 24 hours. In the process of fertilization, the haploid male gamete, sperm which carries the paternal genetic information, unites with the haploid female gamete, ovum, which carries genetic Definition Fertilization is the process in which two gametes, one from a male parent and another from a female parent, combine to form a zygote. The result of this union, leads to the production of a zygote cell, or fertilized egg Fertilization Fertilization is the process in which gametes (an egg and sperm) fuse to form a zygote. Fertilization is a part of sexual reproduction that follows copulation in animals and pollination in plants. IVF can be done using a couple's own eggs and sperm. This type of fertilization is mostly seen in land animals, bony fishes, birds, reptiles, and mammals. Definition of "Fertilization" Fertilization is the process where a male sperm cell joins with a female egg cell to create a new organism. Fertilization is the biological process in which a sperm cell unites with an egg cell to form a zygote, marking the beginning of a new organism's development. Fertilization (British English spelling: fertilisation) is when a male's sperm enters a female's ovum (or "egg"). Plant fertilization is a crucial process that plays a vital role in the growth and development of plants. This happens in many animals, including mammals (like humans, dogs, and cats), birds, and reptiles (like snakes and lizards). Jun 14, 2021 · Definition: It is a complex process. The meaning of FERTILIZE is to make fertile. That may not smell very nice, but your plants will grow better as a result. There are two ways to track this process, and they differ by the day counting begins. This event is crucial as it marks the beginning of a new organism's development and occurs after the process of gametogenesis, where gametes are produced through meiosis. Fertilisation or fertilization (see spelling differences), also known as generative fertilisation, syngamy and impregnation, [1] is the fusion of gametes to give rise to a zygote and initiate its development into a new individual organism or offspring. Fertilization is the process whereby two sex cells (gametes) fuse together to create a new individual with genetic potentials derived from both parents. The act of fecundating or impregnating the gametes of animals, plants, etc. Fertilization occurs when a sperm and an oocyte (egg) combine and their nuclei fuse. Fertilization - Definition, Etymology, and Biological Significance Definition Fertilization is the process through which two gametes (a sperm cell and an egg cell) combine to form a zygote, initiating sexual reproduction in multicellular organisms. The act or process of initiating biological reproduction by insemination or pollination. Add to word list biology the process of joining male and female sexual cells to produce young (Definition of fertilization from the Cambridge Academic Content Dictionary © Cambridge University Press). Together, this group of treatments is called assisted reproductive technology. The most The meaning of FERTILIZATION is an act or process of making fertile. Fertilization means the sperm has attached to and entered the egg. Learn more. Learn about fertilisation process in plants, animals & humans. This new single cell, called a zygote, contains all of the genetic material needed to form a human—half from the mother and half from the Fertilization in Animals In animals, there are two main ways fertilization can happen: internal and external. The process involves the fusion of one female gamete or egg cell (megagametophyte, or the embryo sac) with two male gametes (sperm cells). Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. Learn about the different types of fertilization in animals and plants, and the stages of fertilization in humans. Aug 18, 2020 · The union of the (haploid) male and (haploid) female germ cells (sex cells or gametes) to produce a diploid zygote. Apr 7, 2024 · Fertilization is the natural process of life, which involves the union of male and female gametes, resulting in the development of a zygote. Fertilization means you're applying something to the soil to make it better. For internal fertilization to take place the male sperm has to fuse with the female ovary in the female reproductive tract. Human fertilization is the union of an egg and sperm, occurring primarily in the ampulla of the fallopian tube. Pollen contains a tube cell and a generative cell. Jan 25, 2023 · Fertilisation is fusion of gametes to form a new organism of the same species. the act or process of. Apr 27, 2017 · Fertilization Definition Fertilization is the process by which male and female gametes are fused together, initiating the development of a new organism. Fertilization accomplishes two separate ends: sex (the combining of genes derived from the two parents) and reproduction (the creation of new organisms). Liverworts are a kind of small plant with a complex life cycle that includes fertilization. The zygote develops into a new organism. What does fertilization mean? Information and translations of fertilization in the most comprehensive dictionary definitions resource on the web. In this process, both egg and sperm are fused together to form a zygote. Introduction Conception and fertilization are two crucial processes in the creation of new life. The egg and sperm are haploid, which means they each contain one set of chromosomes; upon fertilization, they will combine their genetic material to form a zygote that is diploid, having two sets of chromosomes. [1] The result of this union leads to the production of a fertilized egg called a zygote, initiating embryonic development. The union of the male and female gametes of same species is known as the fertilization. Chemicals or even manure can be used for fertilization. The female gametes are present at birth but are immature. Apr 28, 2017 · What is Fertilization Fertilization is the fusion of male and female gametes, forming the zygote. Human sperm arrives at the egg cell. Internal Fertilization Internal fertilization means the sperm and egg join inside the female's body. 3 senses: 1. 1. Jan 31, 2025 · the fertilization process, types, and key factors for success. Once the egg is fertilized, the zygote is formed, which will divide and move until it reaches the uterus. Fertilization includes the union of the cytoplasm of the gametes (called plasmogamy) followed by the union of the nuclei of the two gametes (called karyogamy). ] the union of male and female gametic nuclei. Meaning of fertilization. The egg and sperm each contain one set of chromosomes. It typically occurs in the fallopian tubes of the mother, after successful ovulation and sexual intercourse Fertilization is the biological process where male and female gametes unite to form a zygote, marking the beginning of a new organism's development. The result of this union leads to the production of a fertilized egg called a zygote, initiating embryonic development. Understanding the attributes of conception and fertilization can provide insight into the complexities of human reproduction. Fertilization, pictured in Figure 1a is the process in which gametes (an egg and sperm) fuse to form a zygote. Developmental Biology the state of being fertilized. Internal fertilization is the union of an egg and sperm cell during sexual reproduction inside the female body. net dictionary. They are stored in the ovaries until puberty, when one ovum ripens and is Mar 6, 2025 · Learn what fertilization in plants means, essential nutrients, types of fertilizers, and step-by-step fertilization methods for healthier, stronger plants. While they are often used interchangeably, they actually refer to different stages in the reproductive cycle. Learn more about the meaning, pronunciation and translations of fertilization with Cambridge Dictionary. and how sperm meets the egg, zygote formation, and assisted reproductive techniques like IVF. Nov 21, 2023 · Learn about what fertilization is, the different types of fertilization in other species, and the specific details of the human fertilization process. Jul 24, 2022 · Fertilization in the largest biology dictionary online. 2. How to use fertilize in a sentence. This event is crucial for sexual reproduction, involving the combination of genetic material from two parents, which contributes to genetic diversity and evolutionary processes. Conception. The process involves monitoring and stimulating the ovulatory process, then removing an ovum or ova (egg or eggs) from the ovaries and enabling sperm to fertilise them in a culture medium in a laboratory. Random fertilization is the concept that each sperm and egg combination is unique due to independent assortment and crossing over during meiosis, leading to a vast number of potential genetic combinations in offspring. Fertilization in Humans “Fertilization in humans refers to the fusion of male and female External and internal fertilization are forms of reproduction that vary in method and embryo development. fer•ti•li•za•tion (fûr′tl ə zā′ shən), n. Learn about how plants reproduce and grow, along with a quiz. Apr 27, 2017 · Fertilization is the fusion of male and female gametes to form a new organism. in vivo fertilization union of the sperm and ovum within the reproductive tract of the female; usually taken to mean artificial insemination in which the sperm is artificially introduced into the vagina, cervix, or uterine cavity to overcome the problem of infertility. 3 meanings: 1. [2] The process of fertilization involves a sperm fusing with an ovum. Scientists discovered the dynamics of human fertilization in the 19th century. n. Fertilization and implantation are the most critical events in the reproduction process. Biologists call a Fertilization definition: The act or process of initiating biological reproduction by insemination or pollination. In vitro means outside the body. The meaning of CROSS-FERTILIZATION is fertilization in which the gametes are produced by separate individuals or sometimes by individuals of different kinds. This process is critical for the genetic recombination and development of a new organism. ; including the process by which in flowers the pollen renders the ovule fertile, an analogous process in flowerless plants, or the joining of sperm and egg in animals. Use in clinical context Fertilisation is an important part of sexual reproduction. Note though there can be subtle differences in the fertilization process which occurs naturally within the body or through reproductive technologies outside the body, the overall product in both cases is a diplod zygote. FERTILIZATION meaning: 1. Developmental Biology an act, process, or instance of fertilizing. Internal fertilization, unlike its counterpart, external fertilization, brings more control to the female with reproduction. The process involves various proteins that facilitate sperm binding, gamete fusion, and prevention of polyspermy. Definition Conception is the moment when a sperm fertilizes an Definition of Fertilization Fertilization, also known as syngamy or impregnation, refers to the union of male and female gametes to form a zygote, the first cell of a new organism. In higher organisms the essence of fertilization is the fusion of the hereditary material of two different sex cells. See examples of FERTILIZATION used in a sentence. i3np nqhmnofzq ovhisu cmop ek 3kba tb7 bin1r 5ll coic4j