[verb im-preg-neyt, im-preg-neyt; adjective im-preg-nit, -neyt]

verb (used with object), im·preg·nat·ed, im·preg·nat·ing.

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 pregnant1) + -ātus -ate1
Related formsim·preg·na·tion, nounim·preg·na·tor, nounim·preg·na·to·ry [im-preg-nuh-tawr-ee, -tohr-ee] /ɪmˈprɛg nəˌtɔr i, -ˌtoʊr i/, adjectivenon·im·preg·nat·ed, adjectivere·im·preg·nate, verb (used with object), re·im·preg·nat·ed, re·im·preg·nat··im·preg·na·tion, nounself-im·preg·nat·ed, adjectiveself-im·preg·nat·ing, adjectiveself-im·preg·na·tion, nounself-im·preg·na·tor, nounun·im·preg·nat·ed, adjective

Synonyms for impregnate Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for impregnates

Contemporary Examples of impregnates

Historical Examples of impregnates

  • She impregnates every human being with the qualities of her soul.

  • It lingers about trenches and dugouts and impregnates soil and cloth for days.

    Creative Chemistry

    Edwin E. Slosson

  • It seems to have no perceptible diameter, though it impregnates with its substance the wood and bark next to it.

    Trees Worth Knowing

    Julia Ellen Rogers

  • There is a salt dust which rises from the spray and impregnates everything, even filling one's mouth with a saline taste.

    Under the Southern Cross

    Maturin M. Ballou

  • It impregnates the whole system with two of the most fatal poisons, Nicotina, and Nicotianin.

British Dictionary definitions for impregnates


verb (ˈɪmprɛɡˌneɪt) (tr)

to saturate, soak, or infuseto 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 Formsimpregnation, nounimpregnator, noun

Word Origin for impregnate

C17: from Late Latin impraegnāre to make pregnant, from Latin im- in- ² + praegnans pregnant
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 impregnates



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

impregnates in Medicine




To make pregnant; to cause to conceive; inseminate.
To fertilize an ovum.
To fill throughout; saturate.
Related formsim′preg•nation•pregna′tor n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.