animal model

noun

: an animal sufficiently like humans in its anatomy, physiology, or response to a pathogen to be used in medical research in order to obtain results that can be extrapolated to human medicine
also : a pathological or physiological condition that occurs in such an animal and is similar to one occurring in humans

Examples of animal model 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 researchers plan to test the patch in larger animal models before clinical trials. Aamir Khollam, Interesting Engineering, 4 Nov. 2025 The researchers next plan to test this in a larger cohort of small animal models, then a larger animal model—and eventually, if possible, in human clinical trials. Hannah Millington, MSNBC Newsweek, 4 Nov. 2025 Studies in animal models have also shown that oleic acid, a fatty acid found in olive oil, can enhance the function of the intestinal barrier by increasing the levels of beneficial bacteria in the gut, specifically Bifidobacteria. Angelica Bottaro, Verywell Health, 22 Oct. 2025 To bridge this gap, our team is using animal models to teach the algorithms to analyze heart sounds to find early signs of disease. Joshua Hutcheson, The Conversation, 16 Oct. 2025 See All Example Sentences for animal model

Word History

First Known Use

1955, in the meaning defined above

Time Traveler
The first known use of animal model was in 1955

Browse Nearby Words

Cite this Entry

“Animal model.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/animal%20model. Accessed 11 Nov. 2025.

Medical Definition

animal model

noun
: an animal sufficiently like humans in its anatomy, physiology, or response to a pathogen to be used in medical research in order to obtain results that can be extrapolated to human medicine
also : a pathological or physiological condition that occurs in such an animal and is similar (as in its pathology or physiology) to a human condition
experimental allergic encephalomyelitis is a useful animal model in the study of multiple sclerosis in humans
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!