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acute adjective

  /əˈkjut/ , /əˈkjuːt/
  • Urgent.
  • (geometry, of an angle) Less than 90 degrees.
  • (geometry, of a triangle) Having all three interior angles measuring less than 90 degrees.
  • (medicine) Of an abnormal condition of recent or sudden onset, in contrast to delayed onset; this sense does not imply severity, unlike the common usage.
  • (medicine) Of a short-lived condition, in contrast to a chronic condition; this sense also does not imply severity.
  • (orthography, postpositive) Of a letter of the alphabet, having an acute accent.
 aigu
  • Intense; sensitive; sharp.
 aigu, aiguë

acuteness

acuité

acutance noun

  /əˈkjutn̩(t)s/ , /əˈkjuːt(ə)n(t)s/ , [-ɾn̩(t)s]
  • (countable) An instance of the edge contrast or sharpness in an image.
 acutance, piqué

acutely adverb

  /əˈkjuːtli/
  • In an acute manner
 précisément
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