See Also: irreversible reaction(medicine)
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irreversible(dictionary)
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Bug (medicine) and irreversible reaction (medicine)


Bug (medicine)


bug


1. A bugbear; anything which terrifies. "Sir, spare your threats: The bug which you would fright me with I seek." (Shak)

2. <zoology> A General name applied to various insects belonging to the Hemiptera; as, the squash bug; the chinch bug, etc.

3. <zoology> An insect of the genus Cimex, especially the bedbug (C. Lectularius). See Bedbug.

4. <zoology> One of various species of Coleoptera; as, the ladybug; potato bug, etc.; loosely, any beetle.

5. <zoology> One of certain kinds of Crustacea; as, the sow bug; pill bug; bait bug; salve bug, etc.

According to present popular usage in England, and among housekeepers in America, bug, when not joined with some qualifying word, is used specifically for bedbug. As a General term it is used very loosely in America, and was formerly used still more loosely in England. "God's rare workmanship in the ant, the poorest bug that creeps." . "This bug with gilded wings." . Bait bug. See Bait. Bug word, swaggering or threatening language.

Origin: OE. Bugge, fr. W. Bwg, bwgan, hobgoblin, scarecrow, bugbear. Cf. Bogey, Boggle.

Source: Websters Dictionary


irreversible reaction (medicine)


irreversible reaction


A reaction or response by the tissues to a pathogenic agent characterised by a permanent pathologic change.