[verb ih-jak-yuh-leyt; noun ih-jak-yuh-lit]

verb (used with object), e·jac·u·lat·ed, e·jac·u·lat·ing.

to utter suddenly and briefly; exclaim.
to eject (semen).
to eject suddenly and swiftly; discharge.

verb (used without object), e·jac·u·lat·ed, e·jac·u·lat·ing.

to eject semen.


the semen emitted in an ejaculation.

Origin of ejaculate

1570–80; < Latin ējaculātus (past participle of ējaculārī) shot out, equivalent to ē- e-1 + jacul(um) javelin (jac(ere) to throw + -ulum -ule) + -ātus -ate1
Related formsun·e·jac·u·lat·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for ejaculate

discharge, climax, come, spurt

British Dictionary definitions for ejaculate


verb (ɪˈdʒækjʊˌleɪt)

to eject or discharge (semen) in orgasm
(tr) to utter abruptly; blurt out

noun (ɪˈdʒækjʊlɪt)

another word for semen
Derived Formsejaculator, noun

Word Origin for ejaculate

C16: from Latin ējaculārī to hurl out, from jaculum javelin, from jacere to throw
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 ejaculate

1570s, "emit semen," from Latin eiaculatus, past participle of eiaculari "to throw out, shoot out," from ex- "out" (see ex-) + iaculari "to throw, hurl, cast, dart," from iaculum "javelin, dart," from iacere "to throw" (see jet (v.)). Only other surviving sense is "exclaim suddenly" (1660s). Related: Ejaculated; ejaculating.

Online Etymology Dictionary, © 2010 Douglas Harper

ejaculate in Medicine




To eject or discharge abruptly, especially to discharge semen in orgasm.


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