[ ih-vak-yoo-eyt ]
/ ɪˈvæk yuˌeɪt /

verb (used with object), e·vac·u·at·ed, e·vac·u·at·ing.

verb (used without object), e·vac·u·at·ed, e·vac·u·at·ing.

to leave a place because of military or other threats.
to void; defecate.

Nearby words

  1. euxine,
  2. euxine sea,
  3. ev,
  4. eva,
  5. evacuant,
  6. evacuation,
  7. evacuator,
  8. evacuee,
  9. evade,
  10. evadne

Origin of evacuate

1350–1400; Middle English < Latin ēvacuātus (past participle of ēvacuāre to empty out, equivalent to ē- e-1 + vacuāre to empty); see vacuum, -ate1

Related formsre·e·vac·u·ate, verb, re·e·vac·u·at·ed, re·e·vac·u·at·ing.un·e·vac·u·at·ed, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for evacuate

British Dictionary definitions for evacuate


/ (ɪˈvækjʊˌeɪt) /

verb (mainly tr)

(also intr) to withdraw or cause to withdraw from (a place of danger) to a place of greater safety
to make empty by removing the contents of
(also intr) physiol
  1. to eliminate or excrete (faeces); defecate
  2. to discharge (any waste product) from (a part of the body)
(tr) to create a vacuum in (a bulb, flask, reaction vessel, etc)
Derived Formsevacuation, nounevacuative, adjectiveevacuator, noun

Word Origin for evacuate

C16: from Latin ēvacuāre to void, from vacuus empty

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 evacuate



1520s, from Latin evacuatus, past participle of evacuare "to empty, make void, nullify," used by Pliny in reference to the bowels, used figuratively in Late Latin for "clear out," from ex- "out" (see ex-) + vacuus "empty" (see vacuum).

Earliest sense in English is medical. Meaning "remove inhabitants to safer ground" is from 1934. Replaced Middle English evacuen (c.1400). Related: Evacuated; evacuating.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for evacuate


[ ĭ-văkyōō-āt′ ]


To empty or remove the contents of.
To excrete or discharge waste matter, especially of the bowels.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.