(New American Roget's College Thesaurus)
adj. shrewd, discerning, astute; sharp, poignant, keen, pointed, severe. See intelligence, cunning, sharpness.
Ant., dull, chronic.
(Roget's IV) modif.
1. [Pointed]
Syn. sharp-pointed, spiked, keen; see sharp 2 .
2. [Crucial]
Syn. critical, crucial, decisive, severe, serious, grave, dangerous, important, vital, intense, pressing, urgent, desperate, dire, drastic; see also crucial .
3. [Shrewd]
Syn. clever, astute, penetrating; see intelligent 1 , judicious .
4. [Sharp]
Syn. severe, keen, cutting; see intense , painful 1 .
5. [Discerning]
Syn. discriminating, penetrating, sensitive, perceptive, keen, sharp; see also observant 1 .
Syn.- acute suggests severe intensification of a condition that is sharply approaching a climax [ an acute shortage of workers ] ; critical is applied to a crisis or a turning point that will decisively determine an outcome [ the situation was critical ; a critical point in the negotiations ] ; crucial comes into contrast with critical where a trial determining a course of action rather than a decisive turning point is involved [ a crucial debate on foreign policy ] See also Synonym Study at sharp .
(Roget's 3 Superthesaurus) a.
1. sharp pointed, needle-like.
2. keen sharp, shrewd, quick, smart, astute, perceptive, bright, discerning.
3. sensitive receptive, responsive, perceptive.
4. severe serious, critical, crucial, vital, important, grave, momentous, urgent, dangerous, intense.
5. shrill high, piercing.
ANT.: 1. dull, blunt. 2. dull, obtuse, slow, stupid. 3. insensitive, imperceptive. 4. mild, unimportant, insignificant. 5. low, bass
(Roget's Thesaurus II) adjective 1. Having an end that tapers to a point: acicular, aciculate, aciculated, acuminate, cuspate, cuspated, cuspidate, cuspidated, mucronate, pointed, pointy, sharp. See SHARP. 2. Possessing or displaying perceptions of great accuracy and sensitivity: incisive, keen1, penetrating, perceptive, probing, sensitive, sharp, trenchant. See CAREFUL, SHARP. 3. So serious as to be at the point of crisis or necessary to resolve a crisis: climacteric, critical, crucial, desperate, dire. See SAFETY. 4. Marked by severity or intensity: gnawing, knifelike, lancinating, piercing, sharp, shooting, stabbing. See BIG. 5. Music. Elevated in pitch: high, high-pitched, piercing, piping, shrieky, shrill, shrilly, treble. See HIGH, SOUNDS.

English dictionary for students. 2013.

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  • Acute — A*cute , a. [L. acutus, p. p. of acuere to sharpen, fr. a root ak to be sharp. Cf. {Ague}, {Cute}, {Edge}.] 1. Sharp at the end; ending in a sharp point; pointed; opposed to {blunt} or {obtuse}; as, an acute angle; an acute leaf. [1913 Webster] 2 …   The Collaborative International Dictionary of English

  • Acute — may refer to: * Acute angle * Acute accent * Acute (medicine) * Acute (phonetic) * Acute (programming language) * The Acute a band …   Wikipedia

  • acute — [ə kyo͞ot′] adj. [L acutus, pp. of acuere, sharpen: see ACUMEN] 1. having a sharp point 2. keen or quick of mind; shrewd 3. sensitive to impressions [acute hearing] 4. severe and sharp, as pain, jealousy, etc. 5. severe but of s …   English World dictionary

  • acute — 1 *sharp, keen Analogous words: *incisive, trenchant, cutting: penetrating, piercing (see ENTER) Antonyms: obtuse Contrasted words: *dull, blunt: *stupid, slow, dull, crass, dense …   New Dictionary of Synonyms

  • acute — UK US /əˈkjuːt/ adjective ► if a bad situation is acute, it causes severe problems or damage: »The problem is particularly acute for small businesses. »an acute conflict/crisis/need …   Financial and business terms

  • acute — acute; acute·ness; per·acute; sub·acute; …   English syllables

  • acute — [adj1] deeply perceptive astute, canny, clever, discerning, discriminating, incisive, ingenious, insightful, intense, intuitive, judicious, keen, observant, penetrating, perspicacious, piercing, quick witted, sensitive, sharp, smart, subtle;… …   New thesaurus

  • Acute — A*cute , v. t. To give an acute sound to; as, he acutes his rising inflection too much. [R.] Walker. [1913 Webster] …   The Collaborative International Dictionary of English

  • acute — I adjective acer, acuminate, acutus, alert, apt, astute, aware, clear sighted, critical, crucial, cutting, discerning, fine, foreseeing, intense, intuitive, keen, keenly sensitive, knowledgeable, penetrating, perceptive, perspicacious, perspicax …   Law dictionary

  • acute — (adj.) late 14c., originally of fevers and diseases, coming and going quickly (opposed to a chronic), from L. acutus sharp, pointed, figuratively shrill, penetrating; intelligent, cunning, pp. of acuere sharpen (see ACUITY (Cf. acuity)). Meaning… …   Etymology dictionary

  • acute — ► ADJECTIVE 1) (of something bad) critical; serious. 2) (of an illness) coming sharply to a crisis. Often contrasted with CHRONIC(Cf. ↑chronicity). 3) perceptive; shrewd. 4) (of a physical sense or faculty) highly developed. 5) (of an angle) less …   English terms dictionary

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