in the United States Patrol, Coastal, a US Navy hull classification symbol PC-461-class submarine chaser Pegasus Airlines (IATA code: PC) Other uses Political correctness, language or behavior that appears calculated to provide a minimum of offense President's Counsel, a lawyer's rank in Sri Lanka Pro-choice, the view that women should have the choice of whether or not to terminate a pregnancy Proto-Celtic, the reconstructed common ancestor of the Celtic languages See also Piece (disambiguation) P.C. Hooftstraat, a street in Amsterdam, Netherlands Tandy Pocket Computer PCS (disambiguation)