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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.
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·na′tion n.
im·preg′na′tor n.
References in classic literature ?
The chimney of the new house, in short, belching forth its kitchen smoke, impregnated the whole air with the scent of meats, fowls, and fishes, spicily concocted with odoriferous herbs, and onions in abundance.
The line originally used in the fishery was of the best hemp, slightly vapored with tar, not impregnated with it, as in the case of ordinary ropes; for while tar, as ordinarily used, makes the hemp more pliable to the rope-maker, and also renders the rope itself more convenient to the sailor for common ship use; yet, not only would the ordinary quantity too much stiffen the whale-line for the close coiling to which it must be subjected; but as most seamen are beginning to learn, tar in general by no means adds to the rope's durability or strength, however much it may give it compactness and gloss.
And as memory, when duly impregnated with ascertained facts, is sometimes surprisingly fertile, Mr.
Towards midnight the sea suddenly resumed its usual colour; but behind us, even to the limits of the horizon, the sky reflected the whitened waves, and for a long time seemed impregnated with the vague glimmerings of an aurora borealis.
The prisoner followed his guide, who led him into a room almost under ground, whose bare and reeking walls seemed as though impregnated with tears; a lamp placed on a stool illumined the apartment faintly, and showed Dantes the features of his conductor, an under-jailer, ill-clothed, and of sullen appearance.
It was apparently impregnated with an effervescent gas, for little bubbles were continually ascending from the depths of the glasses, and bursting in silvery spray at the surface.
Sometimes, in the first stages of the manufacture, the substance is impregnated with a vegetable juice, which gives it a permanent colour.
But when he placed his foot upon the worn stone steps, along which so many unhappy wretches had passed, when he felt himself impregnated, as it were, with the atmosphere of those gloomy dungeons, moistened with tears, there could be but little doubt he was overcome by his feelings, for his head was bowed and his eyes became dim, as he followed Baisemeaux without a syllable.
The soil of this immense region is strongly impregnated with sulphur, copperas, alum, and glauber salts; its various earths impart a deep tinge to the streams which drain it, and these, with the crumbling of the banks along the Missouri, give to the waters of that river much of the coloring matter with which they are clouded.
It is a power that is partly racial and partly individual: a power impregnated with some mysterious quality, partly hypnotic, partly mesmeric, which seems to take away from eyes that meet them all power of resistance--nay, all power of wishing to resist.
The renewed subject, which seemed to have impregnated the whole family, filled Tess with impatience.
Miller, in a tone impregnated with a sense of the magnitude of the enterprise.