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.

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Meanings

nounsq. in. (plural sq. in.)

alternative sq in

  1. abbreviationAbbreviation of square inch.

Synonyms & antonyms

Also see
square inch
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.