acute

From Wiktionary

Pronunciation[change]

Adjective[change]

Positive
acute

Comparative
acuter

Superlative
acutest

Positive
acute

Comparative
more acute

Superlative
most acute

An angle of 45 degrees is an acute angle
All the internal angles of an acute triangle measure less than 90 degrees
  1. If an angle is acute, it is less than 90 degrees in size.
    I had to measure the size of the acute angle in math class. It was 35 degrees in size.

Related words[change]