sq in

A form of square inch — A unit of area equal to the area of a square the sides of which are each one inch long.

Similar
square inch
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Meanings

nounsq in (plural sq in)

alternative sq. in.

  1. abbreviationAbbreviation of square inch.

Synonyms & antonyms

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

Similar
square inch
Broader
area unitsquare measure
Also see
square inch

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

sq in. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sq%20in

MLA

“sq in.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sq%20in. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sq in,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sq%20in.

Source: sq in on Wiktionary, CC BY-SA 4.0.