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[v. im-preg-neyt, im-preg-neyt; adj. im-preg-nit, -neyt] /v. ɪmˈprɛg neɪt, ˈɪm prɛgˌneɪt; adj. ɪmˈprɛg nɪt, -neɪt/
verb (used with object), impregnated, impregnating.
to make pregnant; get with child or young.
to fertilize.
to cause to be infused or permeated throughout, as with a substance; saturate:
to impregnate a handkerchief with cheap perfume.
to fill interstices with a substance.
to furnish with some actuating or modifying element infused or introduced; imbue, infect; tincture.
Origin of impregnate
1535-45; < Late Latin impraegnātus past participle of impraegnāre to fertilize, impregnate, equivalent to im- im-1 + praegn- (see pregnant) + -ātus -ate1
Related forms
impregnation, noun
impregnator, noun
[im-preg-nuh-tawr-ee, -tohr-ee] /ɪmˈprɛg nəˌtɔr i, -ˌtoʊr i/ (Show IPA),
nonimpregnated, adjective
reimpregnate, verb (used with object), reimpregnated, reimpregnating.
reimpregnation, noun
self-impregnated, adjective
self-impregnating, adjective
self-impregnation, noun
self-impregnator, noun
unimpregnated, adjective
3. permeate, infuse, penetrate. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for impregnate
  • Three hundred and seventy-one blastocysts survived, and these were used to impregnate surrogate females.
  • They don't run away, they don't impregnate anything.
  • Clayton has the perfect solution: he'll impregnate her, and hubby will be none the wiser.
  • Instinct tells males to ejaculate because that is the way to impregnate.
  • All small barramundi are males, and they get to chase and impregnate as mane females as they can.
  • One un-neutered make can impregnate hundreds of females.
  • impregnate the tissue with paraffin to maintain tissue integrity and create a firm surface for microtomy.
  • Scientists there tried to impregnate the stone with some binding agent, but the binders penetrated only a short distance.
  • Or you can be drugged to the point of unconsciousness but still manage to impregnate a psychopath.
British Dictionary definitions for impregnate


verb (transitive) (ˈɪmprɛɡˌneɪt)
to saturate, soak, or infuse: to impregnate a cloth with detergent
to imbue or permeate; pervade
to cause to conceive; make pregnant
to fertilize (an ovum)
to make (land, soil, etc) fruitful
adjective (ɪmˈprɛɡnɪt; -ˌneɪt)
pregnant or fertilized
Derived Forms
impregnation, noun
impregnator, noun
Word Origin
C17: from Late Latin impraegnāre to make pregnant, from Latin im-in-² + praegnanspregnant
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
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Word Origin and History for impregnate

c.1600, from Late Latin impraegnatus "pregnant," past participle of impraegnare "to render pregnant," from assimilated form of in- "into, in" (see in- (2)) + praegnare "make pregnant" (see pregnant). Earlier in same sense was impregn (1530s).

Online Etymology Dictionary, © 2010 Douglas Harper
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impregnate in Medicine

impregnate im·preg·nate (ĭm-prěg'nāt)
v. im·preg·nat·ed, im·preg·nat·ing, im·preg·nates

  1. To make pregnant; to cause to conceive; inseminate.

  2. To fertilize an ovum.

  3. To fill throughout; saturate.

im'preg·na'tion n.
im·preg'na'tor n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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