|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
|1.||penetrating in perception or insight|
|2.||sensitive to details; keen|
|3.||of extreme importance; crucial|
|4.||sharp or severe; intense: acute pain; an acute drought|
|5.||having a sharp end or point|
|a. (of an angle) less than 90°|
|b. (of a triangle) having all its interior angles less than 90°|
|7.||of a disease|
|a. arising suddenly and manifesting intense severity|
|b. Compare chronic of relatively short duration|
|a. (of a vowel or syllable in some languages with a pitch accent, such as ancient Greek) spoken or sung on a higher musical pitch relative to neighbouring syllables or vowels|
|b. grave, Compare (for senses 8a, 8b): circumflex of or relating to an accent (´) placed over vowels, denoting that the vowel is pronounced with higher musical pitch (as in ancient Greek), with a certain special quality (as in French), etc|
|9.||(of a hospital, hospital bed, or ward) intended to accommodate short-term patients with acute illnesses|
|10.||an acute accent|
|[C14: from Latin acūtus, past participle of acuere to sharpen, from acus needle]|
acute a·cute (ə-ky&oomacr;t')
Pointed at the end; sharp.
Of or relating to a disease or a condition with a rapid onset and a short, severe course.
Of or relating to a patient afflicted with such a disease.