Definition of attenuate in English:

attenuate

Syllabification: at·ten·u·ate

verb

Pronunciation: /əˈtenyəˌwāt
 
/
[with object]
1Reduce the force, effect, or value of: her intolerance was attenuated by a rather unexpected liberalism
More example sentences
  • I do not believe this attenuates the force of any judgement against those responsible for such attacks.
  • I think that there are strategies by which we can at least attenuate the negative effects of globalisation, but these strategies need to be more sophisticated than organised protest.
  • Particularly in disadvantaged areas, this perception of one's own power as a parent seems to be a promising avenue for attenuating the potentially harmful effects of the environment on children's development.
1.1Reduce the amplitude of (a signal, electric current, or other oscillation).
More example sentences
  • In recent years, engineers have developed receivers that will perform satisfactorily even with multipath-corrupted and severely attenuated signals such as those found indoors.
  • New designs have greatly improved the sensitivity of GPS receivers so they can make code-phase measurements even on the severely attenuated signals inside buildings.
  • However, a possible drawback is that, as a consequence of relatively high conductivities, low frequency electric fields are severely attenuated in biological tissues.
1.2 (usually as adjective attenuated) Reduce the virulence of (a pathogenic organism or vaccine): attenuated strains of rabies virus
More example sentences
  • Varicella-zoster virus vaccine is a live attenuated virus that becomes latent after vaccination.
  • BCG is a live attenuated vaccine and is being given routinely to all newborns under the universal immunization programme.
  • Childhood vaccination against varicella with a live attenuated vaccine is now common in the United States and may be introduced elsewhere.
1.3Reduce in thickness; make thin: the trees are attenuated from being grown too close together
More example sentences
  • Microscopic examination revealed the cysts were of varying size and shape and were lined by thin, attenuated endothelial cells.
  • The pink transparent band and the bold red title echo the scrawled writing of the original document shown in the photo and the thin, attenuated rubber band holding it all together.
  • In the earthly zone, which includes a gallery of portraits of Toledan gentlemen, the figures are only mildly attenuated and their garments are painted with the best Venetian illusionistic technique.
Synonyms
thin, slender, narrow, slim, skinny, spindly, bony
rare attenuate

adjective

Pronunciation: /əˈtenyo͞oət
 
, əˈtenyo͞oˌāt
 
/
rare Back to top  
Reduced in force, effect, or physical thickness.
More example sentences
  • On the other hand, for their own analysis Carling et al. used an attenuate isosceles triangle with a blunt snout as their model organism, rather than the profile of an eel.

Origin

mid 16th century: from Latin attenuat- 'made slender', from the verb attenuare, from ad- 'to' + tenuare 'make thin' (from tenuis 'thin').

Derivatives

attenuation

Pronunciation: /əˌtenyo͞oˈāSHən/
noun
More example sentences
  • There will be no further attenuation of the anti-union legislation, and the minimum wage looks set to creep and crawl its way up alongside the inflation line.
  • However it's also, to some extent, the result of a seemingly wilful attenuation of historical consciousness.
  • Otherwise, the attenuation of the second attenuator is decreased.

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Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected