overattenuate

attenuate

[v. uh-ten-yoo-eyt; adj. uh-ten-yoo-it, -eyt]
verb (used with object), attenuated, attenuating.
1.
to weaken or reduce in force, intensity, effect, quantity, or value: to attenuate desire.
2.
to make thin; make slender or fine.
3.
Bacteriology, Immunology. to render less virulent, as a strain of pathogenic virus or bacterium.
4.
Electronics. to decrease the amplitude of (an electronic signal).
verb (used without object), attenuated, attenuating.
5.
to become thin or fine; lessen.
adjective
6.
weakened; diminishing.
7.
Botany. tapering gradually to a narrow extremity.

Origin:
1520–30; < Latin attenuātus (past participle of attenuāre to thin, reduce). See at-, tenuis, -ate1

overattenuate, verb (used with object), overattenuated, overattenuating.
subattenuate, adjective
subattenuated, adjective
unattenuated, adjective
unattenuatedly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
attenuate
 
vb
1.  to weaken or become weak; reduce in size, strength, density, or value
2.  to make or become thin or fine; extend
3.  (tr) to make (a pathogenic bacterium, virus, etc) less virulent, as by culture in special media or exposure to heat
 
adj
4.  diluted, weakened, slender, or reduced
5.  botany tapering gradually to a point
 
[C16: from Latin attenuāre to weaken, from tenuis thin]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

attenuate
"to make thin, to make less," 1520s, from L. attenuatus, pp. of attenuare "to make thin," from ad- "to" + tenuare "make thin," from tenuis "thin" (see tenet). Related: Attenuating (early 17c.).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

attenuate at·ten·u·ate (ə-těn'yōō-āt')
v. at·ten·u·at·ed, at·ten·u·at·ing, at·ten·u·ates

  1. To reduce in force, value, amount, or degree; weaken; diminish.

  2. To make bacteria or viruses less virulent.

adj.
Reduced or weakened, as in strength, value, or virulence.
The American Heritage® Stedman's Medical Dictionary
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