definitions

ex-

1
SEE MORE SYNONYMS FOR ex- ON THESAURUS.COM

a prefix meaning “out of,” “from,” and hence “utterly,” “thoroughly,” and sometimes meaning “not” or “without” or indicating a former title, status, etc.; freely used as an English formative: exstipulate; exterritorial; ex-president (former president); ex-member; ex-wife.

Nearby words

ex rights, ex silentio, ex store, ex voto, ex works, ex-, ex-directory, ex-im, ex-president, ex-service, ex-serviceman
Also e-1, ef-.

Origin of ex-

1
< Latin, combining form of ex, ē (preposition) out (of), from, beyond

Definition for ex- (2 of 3)

ex-

2

variant of exo-.

Definition for ex- (3 of 3)

ex-

3

a prefix identical in meaning with ex- 1, occurring before vowels in words of Greek origin: exarch; exegesis.
Also ec-.

Origin of ex-

3
< Gk combining form of ex, ek, out (of), from, beyond; see ec-, ex-1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for ex- (1 of 2)

ex-

1

prefix

out of; outside of; fromexclosure; exurbia
formerex-wife

Word Origin for ex-

from Latin, from ex (prep), identical in meaning and origin with Greek ex, ek; see ec-

British Dictionary definitions for ex- (2 of 2)

ex-

2

combining form

a variant of exo- exergonic
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

Medicine definitions for ex-

ex-

pref.

Outside; out of; away from:excementosis.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.