Look up sq in Wiktionary, the free dictionary.

SQ, Sq, or sq may stand for:

Psychology

• Social intelligence quotient, a statistical abstraction of social intelligence
• Systemizing quotient, a measure of a person's neurological tendency to systemize

Science and technology

• SQ (program), a program for compressing files on MS-DOS and CP/M
• Sound quality, the characteristics of the output of a preamp, amp or sound system
• Stereo quadraphonic, a matrix quadraphonic gramophone record format developed by CBS

Other

• Shakespeare Quarterly, a quarterly academic journal on the works of William Shakespeare
• Albanian language (ISO 639-1 language code sq)
• Singapore Airlines (IATA airline designator SQ)
• Space Quest, a series of adventure games by Sierra Entertainment
• Square, a type of measure of area, such as square foot (sq ft)
• Block, Inc., financial services company (NYSE stock ticker SQ)
• Sûreté du Québec, the Quebec police force
• An organization from the Infinity Ring book series
• SQ, a short story by Ursula Le Guin
• Subcutaneous injection, in medicine

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