attenuate

[ verb uh-ten-yoo-eyt; adjective uh-ten-yoo-it, -eyt ]

/ verb əˈtɛn yuˌeɪt; adjective əˈtɛn yu ɪt, -ˌeɪt /

SEE SYNONYMS FOR attenuate ON THESAURUS.COM

verb (used with object), at·ten·u·at·ed, at·ten·u·at·ing.

to weaken or reduce in force, intensity, effect, quantity, or value: to attenuate desire.

to make thin; make slender or fine.

Bacteriology, Immunology. to render less virulent, as a strain of pathogenic virus or bacterium.

Electronics. to decrease the amplitude of (an electronic signal): A splitter will attenuate your output.

verb (used without object), at·ten·u·at·ed, at·ten·u·at·ing.

to become thin, fine, or weak; lessen: Over the years, my anger at my family attenuated and I was able to acknowledge the strengths they had given me.

adjective

weakened; diminishing.

Botany. tapering gradually to a narrow extremity.

Origin of attenuate

First recorded in 1520–30; from Latin attenuātus (past participle of attenuāre “to make thin, reduce”); see at-, tenuis, -ate¹

OTHER WORDS FROM attenuate

o·ver·at·ten·u·ate, verb (used with object), o·ver·at·ten·u·at·ed, o·ver·at·ten·u·at·ing.sub·at·ten·u·ate, adjectivesub·at·ten·u·at·ed, adjectiveun·at·ten·u·at·ed, adjective

un·at·ten·u·at·ed·ly, adverb

Words nearby attenuate

attention line, attention span, attentive, attentively, attenuant, attenuate, attenuated virus, attenuation, attenuator, attercop, attest

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for attenuate

Israeli retaliation of some kind is probably inevitable, but American influence can do much to attenuate the damage it causes.
The Palestinian Choice—And Ours|Hussein Ibish|November 26, 2012|DAILY BEAST
The Venetian shutters often had to be lowered in the summer to attenuate the great heat.
The Three Cities Trilogy, Complete|Emile Zola
A tight beam tends to attenuate when it is thrown a hundred thousand miles.
Space Tug|Murray Leinster
Neither were they distant; they were close to me, but attenuate.
Lilith|George MacDonald

The bodies are variable—peristomial border widely dilated, tapering and attenuate posteriorly.
Marine Protozoa from Woods Hole|Gary N. Calkins
Young birds appear to acquire these attenuate primaries only after a complete moult.
Argentine Ornithology, Volume I (of 2)|P. L. Sclater

British Dictionary definitions for attenuate

attenuate

verb (əˈtɛnjʊˌeɪt)

to weaken or become weak; reduce in size, strength, density, or value

to make or become thin or fine; extend

(tr) to make (a pathogenic bacterium, virus, etc) less virulent, as by culture in special media or exposure to heat

adjective (əˈtɛnjʊɪt, -ˌeɪt)

diluted, weakened, slender, or reduced

botany tapering gradually to a point

Word Origin for attenuate

C16: from Latin attenuāre to weaken, from tenuis thin

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

Medical definitions for attenuate

attenuate

[ ə-tĕn′yōō-āt′ ]

v.

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

To make bacteria or viruses less virulent.

adj.

Reduced or weakened, as in strength, value, or virulence.

单词	attenuate
释义	attenuate [ verb uh-ten-yoo-eyt; adjective uh-ten-yoo-it, -eyt ] / verb əˈtɛn yuˌeɪt; adjective əˈtɛn yu ɪt, -ˌeɪt / SEE SYNONYMS FOR attenuate ON THESAURUS.COM verb (used with object), at·ten·u·at·ed, at·ten·u·at·ing. to weaken or reduce in force, intensity, effect, quantity, or value: to attenuate desire. to make thin; make slender or fine. Bacteriology, Immunology. to render less virulent, as a strain of pathogenic virus or bacterium. Electronics. to decrease the amplitude of (an electronic signal): A splitter will attenuate your output. verb (used without object), at·ten·u·at·ed, at·ten·u·at·ing. to become thin, fine, or weak; lessen: Over the years, my anger at my family attenuated and I was able to acknowledge the strengths they had given me. adjective weakened; diminishing. Botany. tapering gradually to a narrow extremity. Origin of attenuate First recorded in 1520–30; from Latin attenuātus (past participle of attenuāre “to make thin, reduce”); see at-, tenuis, -ate¹ OTHER WORDS FROM attenuate o·ver·at·ten·u·ate, verb (used with object), o·ver·at·ten·u·at·ed, o·ver·at·ten·u·at·ing.sub·at·ten·u·ate, adjectivesub·at·ten·u·at·ed, adjectiveun·at·ten·u·at·ed, adjective un·at·ten·u·at·ed·ly, adverb Words nearby attenuate attention line, attention span, attentive, attentively, attenuant, attenuate, attenuated virus, attenuation, attenuator, attercop, attest Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for attenuate Israeli retaliation of some kind is probably inevitable, but American influence can do much to attenuate the damage it causes. The Palestinian Choice—And Ours\|Hussein Ibish\|November 26, 2012\|DAILY BEAST The Venetian shutters often had to be lowered in the summer to attenuate the great heat. The Three Cities Trilogy, Complete\|Emile Zola A tight beam tends to attenuate when it is thrown a hundred thousand miles. Space Tug\|Murray Leinster Neither were they distant; they were close to me, but attenuate. Lilith\|George MacDonald The bodies are variable—peristomial border widely dilated, tapering and attenuate posteriorly. Marine Protozoa from Woods Hole\|Gary N. Calkins Young birds appear to acquire these attenuate primaries only after a complete moult. Argentine Ornithology, Volume I (of 2)\|P. L. Sclater British Dictionary definitions for attenuate attenuate verb (əˈtɛnjʊˌeɪt) to weaken or become weak; reduce in size, strength, density, or value to make or become thin or fine; extend (tr) to make (a pathogenic bacterium, virus, etc) less virulent, as by culture in special media or exposure to heat adjective (əˈtɛnjʊɪt, -ˌeɪt) diluted, weakened, slender, or reduced botany tapering gradually to a point Word Origin for attenuate C16: from Latin attenuāre to weaken, from tenuis thin 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 Words related to attenuate debilitate, constrict, vitiate, mitigate, extenuate, cripple, lessen, deflate, dissipate, enfeeble, disable, contract, abate, sap, shrink, undermine, thin Medical definitions for attenuate attenuate [ ə-tĕn′yōō-āt′ ] v. To reduce in force, value, amount, or degree; weaken; diminish. To make bacteria or viruses less virulent. adj. Reduced or weakened, as in strength, value, or virulence. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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attenuate

verb (used with object), at·ten·u·at·ed, at·ten·u·at·ing.

verb (used without object), at·ten·u·at·ed, at·ten·u·at·ing.

adjective

Origin of attenuate

OTHER WORDS FROM attenuate

Words nearby attenuate

Example sentences from the Web for attenuate

British Dictionary definitions for attenuate

verb (əˈtɛnjʊˌeɪt)

adjective (əˈtɛnjʊɪt, -ˌeɪt)

Word Origin for attenuate

Words related to attenuate

Medical definitions for attenuate

v.

adj.