SQ, Sq, or sq may stand for:

Psychology

* Social intelligence quotient, a statistical abstraction of

social intelligence Social intelligence is the capacity to know oneself and to know others. Social intelligence is learned and develops from experience with people and learning from success and failures in social settings. Social intelligence is the ability to underst ...

* 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 Sound quality is typically an assessment of the accuracy, fidelity, or intelligibility of audio output from an electronic device. Quality can be measured objectively, such as when tools are used to gauge the accuracy with which the device re ...

, the characteristics of the output of a preamp, amp or sound system *

Stereo quadraphonic SQ Quadraphonic ("Stereo Quadraphonic") was a matrix 4-channel quadraphonic sound system for vinyl LP records. It was introduced by CBS Records (known in the United States and Canada as Columbia Records) in 1971. Many recordings using this techn ...

, a matrix quadraphonic gramophone record format developed by CBS

Other

* ''

Shakespeare Quarterly ''Shakespeare Quarterly'' is a peer-reviewed academic journal established in 1950 by the Shakespeare Association of America. It is now under the auspices of the Folger Shakespeare Library. Along with book and performance criticism, ''Shakespeare Q ...

'', a quarterly academic journal on the works of William Shakespeare *

Albanian language Albanian ( endonym: or ) is an Indo-European language and an independent branch of that family of languages. It is spoken by the Albanians in the Balkans and by the Albanian diaspora, which is generally concentrated in the Americas, Europ ...

(ISO 639-1 language code sq) *

Singapore Airlines Singapore Airlines ( abbreviation: SIA) is the flag carrier airline of the Republic of Singapore with its hub located at Singapore Changi Airport. The airline is notable for highlighting the Singapore Girl as its central figure in corporat ...

(IATA airline designator SQ) * ''

Space Quest ''Space Quest'' is a series of six comic science fiction adventure games released between 1986 and 1995. The games follow the adventures of a hopeless janitor named Roger Wilco, who campaigns through the galaxy for "truth, justice and really cl ...

'', a series of adventure games by Sierra Entertainment *

Square In Euclidean geometry, a square is a regular quadrilateral, which means that it has four equal sides and four equal angles (90- degree angles, π/2 radian angles, or right angles). It can also be defined as a rectangle with two equal-length a ...

, a type of measure of area, such as square foot (sq ft) *

Block, Inc. Block, Inc. (formerly Square, Inc.) is an American multinational technology conglomerate founded in 2009 by Jack Dorsey and Jim McKelvey and launched its first platform in 2010. It has been traded as a public company on the New York Stock Exch ...

, financial services company (NYSE stock ticker SQ) * ''

Sûreté du Québec The (SQ; , ) is the provincial police service for the Canadian province of Quebec. No official English name exists, but the agency's name is sometimes translated to 'Quebec Provincial Police' or QPP in English-language sources. The headquarters ...

'', the Quebec police force * An organization from the

Infinity Ring The ''Infinity Ring'' is a series of young adult science fiction adventure novels written by multiple authors, including James Dashner, Lisa McMann, Matt de la Peña, Matthew J. Kirby, and Jennifer A. Nielsen, in a similar fashion to ''The 39 ...

book series *''SQ'', a short story by

Ursula Le Guin Ursula Kroeber Le Guin (; October 21, 1929 – January 22, 2018) was an American author best known for her works of speculative fiction, including science fiction works set in her Hainish universe, and the '' Earthsea'' fantasy series. She was ...

* Subcutaneous injection, in medicine {{disambiguation