contact inhibition


: cessation of cellular movement, growth, and division upon contact with other cells

Examples of contact inhibition in a Sentence

Recent Examples on the Web Researchers observed in a 2009 study that their cells cease dividing when a certain density threshold is crossed — a mechanism called early contact inhibition that prevents tumors from ever forming. Jennifer Walter, Discover Magazine, 11 Feb. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'contact inhibition.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1965, in the meaning defined above

Time Traveler
The first known use of contact inhibition was in 1965

Dictionary Entries Near contact inhibition

Cite this Entry

“Contact inhibition.” Dictionary, Merriam-Webster, Accessed 18 Jul. 2024.

Medical Definition

contact inhibition

: cessation of cellular undulating movements upon contact with other cells with accompanying cessation of cell growth and division
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