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Ameliorate vs Attenuate - What's the difference?

ameliorate | attenuate |

In transitive terms the difference between ameliorate and attenuate

is that ameliorate is to make better, to improve while attenuate is to rarefy.

As an adjective attenuate is

gradually tapering into a petiole-like extension toward the base.

ameliorate

English

Verb

(ameliorat)
  • To make better, to improve.
  • They offered some compromises in an effort to ameliorate the situation.
  • * Macaulay
  • In every human being there is a wish to ameliorate his own condition.

    Synonyms

    * See also

    Antonyms

    * deteriorate * worsen

    attenuate

    English

    Verb

    (attenuat)
  • To reduce in size, force, value, amount, or degree.
  • * 1874 , , Far From the Madding Crowd , ch. 40:
  • A manor-house clock from the far depths of shadow struck the hour, one, in a small, attenuated tone.
  • To make thinner, as by physically reshaping, starving, or decaying.
  • * 1899 , , His New Mittens , ch. 4:
  • Clumps of attenuated turkeys were suspended here and there.
  • * 1906 , , The Malefactor , ch. 1:
  • Lovell, wan and hollow-eyed, his arm in a sling, his once burly frame gaunt and attenuated with disease, nodded.
  • To weaken.
  • * Coleridge
  • The attention attenuates as its sphere contracts.
  • * Sir F. Palgrave
  • We may reject and reject till we attenuate history into sapless meagreness.
  • To rarefy.
  • * 1901 , , The First Men in the Moon , ch. 23:
  • "It speedily became apparent that the entire strangeness of our circumstances and surroundings—great loss of weight, attenuated but highly oxygenated air, consequent exaggeration of the results of muscular effort, rapid development of weird plants from obscure spores, lurid sky—was exciting my companion unduly."
  • (medicine) To reduce the virulence of a bacteria or virus.
  • (electronics) To reduce the amplitude of an electrical signal.
  • Antonyms

    * amplify (electronics)

    Derived terms

    * attenuation * attenuable

    Adjective

    (en adjective)
  • (botany, of leaves) Gradually tapering into a petiole-like extension toward the base.
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