- 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).
- to become thin or fine; lessen.
- weakened; diminishing.
- Botany. tapering gradually to a narrow extremity.
Origin of attenuate
Examples from the Web for attenuated
We live in an era of shortened attention spans and attenuated half-lives for products, companies, and business models.Microsoft CEO Steve Ballmer Finally Out After a 13-Year Reign
August 23, 2013
His cropped leather jackets with their dolman sleeves were perfectly proportioned over his attenuated, back-slit skirts.Paris Fall 2012 Fashion Week: Are Designers Bashing Women?
March 2, 2012
It is then said that the virulence of the microbe is attenuated.
Paternal grossness was attenuated by the maternal influence.The Fortune of the Rougons
Even the X-type had to struggle to rise in the attenuated air now about them.
The spiritual is the intensity of power; the physical is the attenuated.Sex=The Unknown Quantity
Cassy foresaw, too, that the tedium would not be attenuated by Paliser's conversation.The Paliser case
- 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
- diluted, weakened, slender, or reduced
- botany tapering gradually to a point
Word Origin and History for attenuated
"to make thin, to make less," 1520s, from Latin attenuatus "enfeebled, weak," past participle of attenuare "to make thin, lessen, diminish," from ad- "to" (see ad-) + tenuare "make thin," from tenuis "thin" (see tenet). Related: Attenuated; attenuating. Earlier was Middle English attenuen "to make thin (in consistency)," early 15c.
- To reduce in force, value, amount, or degree; weaken; diminish.
- To make bacteria or viruses less virulent.
- Reduced or weakened, as in strength, value, or virulence.