• synonyms


verb (used with object), re·ac·ti·vat·ed, re·ac·ti·vat·ing.
  1. to render active again; revive.
Show More
verb (used without object), re·ac·ti·vat·ed, re·ac·ti·vat·ing.
  1. to be active again.
Show More

Origin of reactivate

First recorded in 1900–05; re- + activate
Related formsre·ac·ti·va·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for reactivated

revive, revivify, recrudesce

Examples from the Web for reactivated

Contemporary Examples of reactivated

Historical Examples of reactivated

British Dictionary definitions for reactivated


  1. (tr) to make (something) active or functional again
Show More
Derived Formsreactivation, noun
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

Word Origin and History for reactivated



1902, from re- "back, again" + activate. Related: Reactivated; reactivating; reactivation.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

reactivated in Medicine


  1. To make active again.
  2. To restore the ability to function or the effectiveness of.
Show More
Related formsre•ac′ti•vation n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.