Dictionary.com
Thesaurus.com

cytotoxicity

American  
[sahy-toh-tok-sis-i-tee] / ˌsaɪ toʊ tɒkˈsɪs ɪ ti /

noun

  1. cell destruction caused by a cytotoxic substance.

Etymology

Origin of cytotoxicity

cytotoxic ( def. ) + -ity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They then evaluated whether these compounds were safe for cells using cytotoxicity tests, an important step before assessing antiviral effects.

From Science Daily • May 7, 2026

In experiments carried out on cell cultures under special conditions, over 85 % of a breast cancer cell culture died off after 72 hours while no cytotoxicity was observed for a healthy cell culture.

From Science Daily • Nov. 20, 2024

However, its association with direct cytotoxicity is less strong.

From Nature • Nov. 8, 2016

Although the correlation is not 100 percent, CD4-bearing T cells are associated with helper functions and CD8-bearing T cells are associated with cytotoxicity.

From Textbooks • Jun. 19, 2013

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.