noun

• Initialism of computer science. [The study of computers and their architecture, languages, and applications, in all aspects, as well as the mathematical structures that relate to computers and computation.]
• (anatomy) Initialism of coronary sinus. [(anatomy) A large collection of veins in the heart wall that collects blood from the myocardium and empties into the right atrium.]
• (vulgar, slang) Initialism of cocksucker. [(vulgar, colloquial, derogatory) Someone who performs fellatio.]
• Initialism of customer service. [The act of providing services to customers before, during and after a purchase.]
• Initialism of controlled substance. [(officialese, law) A drug or chemical whose use, possession, manufacture, or sale is regulated or banned by the government.]
• Initialism of child support. [(law) The ongoing obligation for a periodic payment made directly or indirectly by an obligor, usually the noncustodial parent, to an obligee, usually the custodial parent or other guardian, for the financial care and support of children of a relationship or marriage that has been terminated, or which never existed.]
• (baseball) Initialism of caught stealing. (especially as a statistic)
• (telecommunications) Initialism of circuit-switched.
• (UK, law enforcement) Initialism of chief superintendent.
• (biology) Initialism of circumsporozoite.
• (wine) Initialism of Cabernet Sauvignon. [A variety of red grape used principally in wine-making.]
• (psychology) Initialism of conditioned stimulus.
• (education) Initialism of complementary studies. [(education) A subject teaching general skills and responsibilities such as teamwork and critical thinking.]
• (nautical, telecommunications) Initialism of cable ship. [(nautical) a vessel fitted for laying and repairing submarine cables; it has a large roller built over the bows for paying out cable.]
• Initialism of Orthochlorobenzalmalononitrile.
• (computer games) Initialism of Counter-Strike: a series of multiplayer first-person shooter video games that began in 1999.
• (linguistics) Initialism of Church Slavonic. [A liturgical language of various Slavic church traditions, with dialectal basis of Old Church Slavonic mixed with vernacular lexical and phonological developments.]
• (historical) Initialism of Confederate States. [Synonym of Confederate States of America]
• (Mexico) Abbreviation of Chiapas. [A state of Mexico.]