a postage stamp sold by a government at a premium above its face value, the excess being used for a nonpostal purpose, as a charity.
noting or pertaining to such a stamp.
(philately, mainly US) denoting stamps where all or part of the receipts from sale are given to some charitable cause
[sem-ee-presh-uh s, sem-ahy-] /ˌsɛm iˈprɛʃ əs, ˌsɛm aɪ-/ adjective 1. (of a stone) having commercial value as a gem but not classified as precious, as the amethyst or garnet. semiprecious /ˌsɛmɪˈprɛʃəs/ adjective 1. (of certain stones) having commercial value, but less than a precious stone
noun 1. See at semiprecious.
adjective 1. having some degree of privacy but not fully private, as a hospital room with fewer beds than a ward.
adjective, noun, plural semipros. Informal. 1. semiprofessional. adjective, noun (pl) -pros 1. short for semiprofessional semipro semiprofessional