in vitro

adverb or adjective

in vi·​tro in-ˈvē-(ˌ)trō How to pronounce in vitro (audio) -ˈvi- How to pronounce in vitro (audio)
-ˈwē-
: outside the living body and in an artificial environment

Examples of in vitro in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The couple had difficulty getting pregnant but found success with in vitro fertilization. Stephanie Warsmith and Paula Schleis, USA TODAY, 19 Oct. 2024 Nicholas Kamm | Afp | Getty Images Meanwhile, both Harris and Trump have recently expressed their support for in vitro fertilization, a type of fertility treatment performed outside of the body in a lab. Annika Kim Constantino, CNBC, 19 Oct. 2024 Voters will be asked if millionaires should help fund property tax relief, whether insurance should cover in vitro fertilization and if there should be civil penalties for candidates who interfere with election workers. Olivia Olander, Chicago Tribune, 16 Oct. 2024 There are no current restrictions on in vitro fertilization, nor should there be. Kaitlyn Schallhorn, Orange County Register, 4 Oct. 2024 See all Example Sentences for in vitro 

Word History

Etymology

New Latin, literally, in glass

First Known Use

circa 1894, in the meaning defined above

Time Traveler
The first known use of in vitro was circa 1894

Dictionary Entries Near in vitro

Cite this Entry

“In vitro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20vitro. Accessed 27 Nov. 2024.

Kids Definition

in vitro

adverb or adjective
in vi·​tro in-ˈvē-(ˌ)trō How to pronounce in vitro (audio)
: outside the living body and in an artificial environment
an egg fertilized in vitro
Etymology

Latin, literally, "in glass"

Medical Definition

in vitro

adverb or adjective
: outside the living body and in an artificial environment
growth of cells in vitro
in vitro studies

More from Merriam-Webster on in vitro

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!