in vitro fertilization

noun

Definition of in vitro fertilization 

: fertilization of an egg in a laboratory dish or test tube specifically : fertilization by mixing sperm with eggs surgically removed from an ovary followed by uterine implantation of one or more of the resulting fertilized eggs abbreviation IVF

Examples of in vitro fertilization in a Sentence

Recent Examples on the Web

About 40 years ago, Louise Brown, the first human created using in vitro fertilization, was conceived in a petri dish. Jason Pontin, WIRED, "Science Is Getting Us Closer to the End of Infertility," 27 Mar. 2018 The focus now turns to his stored semen and that of four other dead rhinos, as well as the perfection of in vitro fertilization techniques and the critical need to keep the remaining two females alive. Bloomberg.com, "World's Last Male Northern White Rhino Dies," 20 Mar. 2018 In another major setback for conservation, the last remaining male northern white rhino on the planet died in March in Kenya, leaving conservationists struggling to save that sub-species using in vitro fertilization. Khaled Kazziha, BostonGlobe.com, "7 endangered rhinos dead in Kenya relocation bid," 13 July 2018 In another major setback for conservation, the last remaining male northern white rhino on the planet died in March in Kenya, leaving conservationists struggling to save that sub-species using in vitro fertilization. Khaled Kazziha, chicagotribune.com, "8 endangered black rhinos die in Kenya after relocation," 13 July 2018 Some experts speculate that in vitro fertilization and surrogate gestation could lead to a live birth within ten years. Daniel Fernandez, Smithsonian, "Can the Northern White Rhino Be Brought Back From the Brink of Extinction?," 22 May 2018 For the first time, scientists have used in vitro fertilization to create viable rhino embryos. Ben Guarino, Washington Post, "‘Beautiful’ embryos created from near-extinct rhinoceros sperm," 4 July 2018 In the New Orleans case, the man's now ex-girlfriend conceived a baby using donor sperm and in vitro fertilization. Chelsea Brasted, NOLA.com, "Families are complicated. Louisiana law should catch up," 14 Mar. 2018 One avenue is in vitro fertilization with northern white rhino eggs and sperm. New York Times, "Rhino Embryos Made in Lab to Save Nearly Extinct Subspecies," 4 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'in vitro 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 in vitro fertilization

1969, in the meaning defined above

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Last Updated

9 Sep 2018

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Time Traveler for in vitro fertilization

The first known use of in vitro fertilization was in 1969

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More Definitions for in vitro fertilization

in vitro fertilization

noun

Medical Definition of in vitro fertilization 

: fertilization of an egg in a laboratory dish or test tube specifically : mixture usually in a laboratory dish of sperm with eggs which have been obtained from an ovary that is followed by introduction of one or more of the resulting fertilized eggs into a female's uterus abbreviation IVF

More from Merriam-Webster on in vitro fertilization

Britannica.com: Encyclopedia article about in vitro fertilization

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