internal angle

1. 1.

   the angle inside two adjacent sides of a polygon

   Synonymsinterior angle

   Broaderangle

   Narrowerreentrant angle

Questions about internal angle

What does internal angle mean?

internal angle means "the angle inside two adjacent sides of a polygon".

What is another word for internal angle?

Close synonyms include interior angle. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is internal angle a common word?

internal angle is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.