adjective

acute

severe, sharp, serious, perceptive

He had an acute pain in his chest.

He had an acute pain in his chest.

Dogs have an acute sense of smell.

Dogs have an acute sense of smell.

There is an acute shortage of water.

There is an acute shortage of water.

An acute angle is less than 90 degrees.

An acute angle is less than 90 degrees.

an acute ((noun)) a severe, sharp, or serious ((noun)) She has an acute awareness of the problem.

Synonyms: sharp, severe, keen; Antonyms: chronic, dull, obtuse

From Latin 'acutus', meaning 'sharpened, pointed'.

Think of a sharp point: it can describe a pain (severe), a sense (keen), or an angle (less than 90°).

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