n. [ Micro- + pegmatite. ] (Min.) A rock showing under the microscope the structure of a graphic granite (pegmatite). --
n. [ L. parapegma, Gr. &unr_;, fr. &unr_; to fix beside;
☞ Parapegms were used for the publication of laws, proclamations, etc., and the recording of astronomical phenomena or calendar events. [ 1913 Webster ]
n. [ L. pegma a movable stage, Gr.
n. [ From Gr. &unr_; something fastened together, in allusion to the quartz and feldspar in graphic granite: cf. F. pegmatite. See Pegm. ] (Min.)
a. (Min.) Of, pertaining to, or resembling, pegmatite;
a. [ Pegmatite + -oid. ] (Min.) Resembling pegmatite; pegmatic. [ 1913 Webster ]