semipostal
[ sem-ee-pohs-tl, sem-ahy- ]
/ ˌsɛm iˈpoʊs tl, ˌsɛm aɪ- /
noun
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.
adjective
noting or pertaining to such a stamp.
Words nearby semipostal
British Dictionary definitions for semipostal
semipostal
/ (ˌsɛmɪˈpəʊstəl) /
adjective
philately, mainly US
denoting stamps where all or part of the receipts from sale are given to some charitable cause