D defs.my
Entry 1 sense Webster, 1913

Pegmatitic

· Peg·ma·tit·ic · IPA
01 a. Of, pertaining to, or resembling, pegmatite; as, the pegmatic structure of certain rocks resembling graphic granite.
  1. 1.
    Of, pertaining to, or resembling, pegmatite; as, the pegmatic structure of certain rocks resembling graphic granite.(Min.)