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in vitro
adverb or adjective
in vi·tro
in-ˈvē-(ˌ)trō
-ˈvi-
-ˈwē-
: outside the living body and in an artificial environment
Examples of in vitro in a Sentence
Recent Examples on the Web
Fertility treatment Certain insurers must cover fertility treatments, including in vitro fertilization, in 2025.
—Kaitlyn Schallhorn, Orange County Register, 27 Dec. 2024
Medical Treatments: Hormonal therapy, surgery for varicocele, or assisted reproductive technologies such as in vitro fertilization (IVF) with intracytoplasmic sperm injection (ICSI) can offer solutions.
—Priya Oberoi, Forbes, 23 Oct. 2024
After dealing with fertility issues, Kelly underwent in vitro fertilization (IVF) with Matthew's support.
—Nasha Smith, People.com, 8 Dec. 2024
Voters will also weigh in on three advisory questions, which are non-binding, including one that asks voters whether health insurance plans that provide coverage for pregnancy benefits should also cover reproductive treatments such as in vitro fertilization.
—Chicago Tribune, 5 Nov. 2024
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Word History
Etymology
New Latin, literally, in glass
First Known Use
circa 1894, in the meaning defined above
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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 5 Jan. 2025.
Kids Definition
in vitro
adverb or adjective
in vi·tro
in-ˈvē-(ˌ)trō
: 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
in vi·tro
in-ˈvē-(ˌ)trō
-ˈvi-
: outside the living body and in an artificial environment
growth of cells in vitro
in vitro studies
More from Merriam-Webster on in vitro
Britannica English: Translation of in vitro for Arabic Speakers
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