in vitro

adverb or adjective

Save Word

in vi·tro | \ in-ˈvē-(ˌ)trō

, -ˈvi-, -ˈwē-

Definition of in vitro

: outside the living body and in an artificial environment

Examples of in vitro in a Sentence

Recent Examples on the Web Researches have showed physiological properties of fish cell- and tissue- culture may be uniquely suited to cultivation in vitro. — Daniela De Lorenzo, Forbes, 6 June 2021 Should in vitro embryos with genetic disorders be implanted or ruled out? — Kiona N. Smith, Forbes, 26 Apr. 2021 The compound protected human cells from infection in vitro. — Robert F. Service, Science | AAAS, 11 Mar. 2021 As opposed to many in vitro studies where mutations are artificially created, Rappuoli and his team co-incubated live virus with a highly neutralizing plasma from a patient infected with the wild-type. — William A. Haseltine, Forbes, 1 Mar. 2021 Grande-Allen’s lab has been funded by NASA to develop an early stage in vitro cell model to study the effects of space radiation on cardiovascular disease. — Eric Niiler, Wired, 11 Feb. 2021 Most results are derived from animal models, in vitro studies or from small sample sizes and would require detailed investigation. — Miriam Fauzia, USA TODAY, 15 June 2020 Her journey began in September, when she was impregnated in vitro using an egg that had been fertilized by Straub’s sperm. — NBC News, 9 June 2020 My best hope of getting pregnant would be with an egg donor through in vitro fertilisation (IVF). — Marisa Renee Lee, refinery29.com, 7 May 2020

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