fer·​til·​i·​za·​tion | \ ˌfər-tə-lə-ˈzā-shən How to pronounce fertilization (audio) \

Definition of fertilization

: an act or process of making fertile: such as
a : the application of fertilizer
b(1) : an act or process of fecundation, insemination, or pollination not used technically
(2) : the process of union of two gametes whereby the somatic chromosome number is restored and the development of a new individual is initiated

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Examples of fertilization in a Sentence

Recent Examples on the Web Also, too many minerals in the dust can cause hyper-fertilization, contributing to algae blooms that are harmful to coral. Jeff Berardelli, CBS News, "Massive Sahara desert dust plume drifting toward the United States," 23 June 2020 An annual fertilization with organic or another slow-release fertilizer will keep them growing well. oregonlive, "Ask an expert: Conifers in containers need special care," 13 June 2020 Production was already expected to drop by as much as 10% due to last year’s dry weather and less aggressive fertilization. Eko Listiyorini, Bloomberg.com, "Malaysia Farms Face $3 Billion Hit From Palm Oil Worker Shortage," 5 June 2020 Thus begins my endless research on how to improve fertilization rates. refinery29.com, "Fertility Diary: Coronavirus Put IVF On Hold," 28 May 2020 The animals likely released their sperm and eggs in Antarctica, where fertilization occurred. Katherine Kornei, New York Times, "The Invasion of Antarctica Begins With Mussels," 9 Apr. 2020 Generally, under good conditions, soil and watering, arborvitaes do not need additional fertilization. oregonlive, "How do I get flickers out of my Mother-in-law quarters? Ask an expert," 18 Apr. 2020 Several other notes on lawn fertilization issues: More Information As the winter annuals decline in the heat, replace them with the summer annuals. Calvin Finch, ExpressNews.com, "Calvin Finch: It’s almost time to fertilize your lawn, and here’s how," 9 Apr. 2020 In vitro fertilization has several successive steps: preliminary exams, ovarian stimulation, egg retrieval, fertilization, genetic testing, and implantation. Minhae Shim Roth, Glamour, "What Is IVF? Your Complete Guide to Understanding the Process," 20 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fertilization.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fertilization

circa 1787, in the meaning defined above

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Time Traveler for fertilization

Time Traveler

The first known use of fertilization was circa 1787

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Statistics for fertilization

Last Updated

26 Jun 2020

Cite this Entry

“Fertilization.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fertilization. Accessed 2 Jul. 2020.

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More Definitions for fertilization


fer·​til·​iza·​tion | \ ˌfər-tə-lə-ˈzā-shən How to pronounce fertilization (audio) \

Kids Definition of fertilization

1 : an act or process of making fertile fertilization of a new lawn
2 : the joining of an egg cell and a sperm cell to form the first stage of an embryo


variants: or British fertilisation \ ˌfərt-​ᵊl-​ə-​ˈzā-​shən How to pronounce fertilisation (audio) \

Medical Definition of fertilization

: an act or process of making fertile: as
a : an act or process of fecundation, insemination, or impregnation
b : the process of union of two gametes whereby the somatic chromosome number is restored and the development of a new individual is initiated

Other Words from fertilization

fertilize or British fertilise \ ˈfərt-​ᵊl-​ˌīz How to pronounce fertilise (audio) \ transitive verb fertilized or British fertilised; fertilizing or British fertilising

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More from Merriam-Webster on fertilization

Rhyming Dictionary: Words that rhyme with fertilization

Spanish Central: Translation of fertilization

Nglish: Translation of fertilization for Spanish Speakers

Britannica.com: Encyclopedia article about fertilization

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