in vitro

[in vee-troh] / ɪn ˈvi troʊ /

ADJECTIVE

artificial

Synonyms

WEAK

artificial insemination outside the womb test-tube

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Nelson was still married in 2020 when the fertility clinic called her at work with devastating news: Her husband had just requested the destruction of the embryos they created through in vitro fertilization, or IVF.

From The Wall Street Journal • Nov. 23, 2025

Initial in vitro experiments demonstrated that arginine slows the formation of Aβ42 aggregates in a concentration-dependent fashion.

From Science Daily • Nov. 21, 2025

The stand-up comic and actor had two comedy specials in recent years, including, “Son I Never Had” on Netflix, where she talked about her journey with in vitro fertilization, or IVF, and “Breadwinner” on Hulu.

From Los Angeles Times • Oct. 30, 2025

Further, we deployed in vitro assays such as a liposome model and cell culture techniques to investigate the mouse and the human version of the protein to find out if they work similar.

From Science Daily • Oct. 13, 2025

When these failed, Dr. Rosen advised in vitro fertilization.

From "The Kite Runner" by Khaled Hosseini