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Từ điển American Heritage Dictionary 4th
impregnate
im·preg·nate (ĭm-prĕgʹnāt)tr.v. im·preg·nat·ed, im·preg·nat·ing, im·preg·nates 1. To make pregnant; inseminate. 2. To fertilize (an ovum, for example). 3. To fill throughout; saturate: a cotton wad that was impregnated with ether. 4. To permeate or imbue: impregnate a speech with optimism. See Synonyms at charge.adj. (also -nĭt) Saturated or filled. [Probably from Late Latin impraegnātus, pregnant : Latin in-, in; see in-2 + Latin praegnātus variant of praegnās, pregnant. See pregnant1.] im'preg·naʹtion n.im·pregʹna'tor n.
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