An object-oriented programming language, resembling Java in some aspects, developed by Microsoft Corporation as part of their .NET Framework initiative.

(text messaging) cat

(electricity) Initialism of alternating current.

(informal, finance) Canadian dollar / Confederate dollar

(pharmacology) Alternative form of -cir-.

plural of c

plural of C

Synonym of Caesarean section

(euphemistic) The word cunt, regarded as taboo and a swear word. / (euphemistic) The word crap, a swear word but very mild.

(creationism, pseudoscience) The discredited theory that the speed of light has decreased over time, proposed by creationists in order to support the belief that the universe is a few thousand years old even though there are objects visible today that are billions of light years away (whereas a constant speed of light would indicate that the universe is billions of years old and so contradict this belief).