Dictionary.com
Thesaurus.com
Synonyms

inactivate

American  
[in-ak-tuh-veyt] / ɪnˈæk təˌveɪt /

verb (used with object)

inactivated, inactivating

  1. to make inactive.

    The bomb was inactivated.

  2. Immunology. to stop the activity of (certain biological substances).

inactivate British  
/ ɪnˈæktɪˌveɪt /

verb

  1. (tr) to render inactive

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of inactivate

First recorded in 1905–10; inactive + -ate 1

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.