square inch

1. 1.

   a unit of area equal to one inch by one inch square

   Synonymssq in

   Broaderarea unit

Questions about square inch

What does square inch mean?

square inch means "a unit of area equal to one inch by one inch square".

What is another word for square inch?

Close synonyms include sq in. 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 square inch a common word?

square inch 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.