The Committee for the Scientific Investigation of Claims of the Paranormal. Former name of Committee for Skeptical Inquiry.

(Canada, space flight) Initialism of Canadian Space Agency. / (Canada) Initialism of Canadian Standards Association. / (US) Initialism of Confederate States of America.

(US) Initialism of combined statistical area. / (countable) Initialism of community service announcement. / (algebra, Lie theory) Initialism of Cartan subalgebra.

Initialism of Central Standard Time. / Initialism of China Standard Time.

(computing) Initialism of concrete syntax tree. / (medicine) Initialism of convulsive shock treatment. / Abbreviation of constable.

Initialism of chief security officer. / Initialism of chief sustainability officer. / Initialism of civil society organisation. / Initialism of combined sewer overflow.

Initialism of Center for Science in the Public Interest.

Initialism of corporate social responsibility. / Initialism of customer service representative. / (cryptography) Initialism of certificate signature request.

Initialism of Crime Scene Investigation (a term of forensic science). / (informal, US) Initialism of Crime Scene Investigator. / Initialism of Customer Satisfaction Index.

Initialism of Committee for Skeptical Inquiry (formerly CSICOP) / (India) Initialism of Computer Society of India.