in vivo
adverb or adjective
in vi·vo
in-ˈvē-(ˌ)vō 
-ˈwē-(ˌ)wō
: in the living body of a plant or animal
Examples of in vivo in a Sentence
Recent Examples on the Web
Sana continues to focus on developing its ex vivo and in vivo cell engineering platforms and advancing its pipeline of product candidates.
—
Quartz Bot, Quartz, 8 Nov. 2024
Geranium Oil Research shows that geranium oil demonstrated hair growth in in vitro (performed in a lab dish or test tube) and in vivo (performed on living organisms) studies.
—Kathi Valeii, Verywell Health, 24 Oct. 2024
The researchers took living, or in vivo, human beta cells and transplanted them into the kidneys of diabetic and nondiabetic mice.
—Lauren J. Young, Scientific American, 29 July 2024
Types and Benefits Geranium Oil Research shows that geranium oil demonstrated hair growth in in vitro (performed in a lab dish or test tube) and in vivo (performed on living organisms) studies.
—Kathi Valeii Published, Verywell Health, 2 July 2024
See all Example Sentences for in vivo 
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Quartz Bot, Quartz, 8 Nov. 2024
Geranium Oil Research shows that geranium oil demonstrated hair growth in in vitro (performed in a lab dish or test tube) and in vivo (performed on living organisms) studies.
—Kathi Valeii, Verywell Health, 24 Oct. 2024
The researchers took living, or in vivo, human beta cells and transplanted them into the kidneys of diabetic and nondiabetic mice.
—Lauren J. Young, Scientific American, 29 July 2024
Types and Benefits Geranium Oil Research shows that geranium oil demonstrated hair growth in in vitro (performed in a lab dish or test tube) and in vivo (performed on living organisms) studies.
—Kathi Valeii Published, Verywell Health, 2 July 2024
See all Example Sentences for in vivo
Dictionary Entries Near in vivo
Cite this Entry
“In vivo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20vivo. Accessed 22 Dec. 2024.
Copy CitationKids Definition
in vivo
adverb or adjective
in vi·vo
in-ˈvē-(ˌ)vō
-ˈwē-(ˌ)wō
: inside the living body of a plant or animal
in vivo activity
Etymology
Latin, literally, "in the living"
Medical Definition
in vivo
adverb or adjective
in vi·vo
in-ˈvē-(ˌ)vō
1
: in the living body of a plant or animal
in vivo synthesis of DNA
microorganisms are not ordinarily destroyed in vivo{/qi} by bacteriostatic drugs—The Journal of the American Medical Association
The Journal of the American Medical Association2
: in a real-life situation
observing a patient's behavior in vivo
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