square inch square-hewn • square-jawed · · · Info · Definitions · Synonyms · Characters · · square inch · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) a unit of area equal to one inch by one inch square. Synonyms: square inch, sq in. · · Noun Definition 1 Synonyms · · · sq in · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E q latin small letter q U+0071 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075