D defs.my
Entry 1 sense Webster, 1913

Perlitic

· Per·lit·ic · IPA
01 a. Relating to or resembling perlite, or pearlstone; as, the perlitic structure of certain rocks. See Pearlite.
  1. 1.
    Relating to or resembling perlite, or pearlstone; as, the perlitic structure of certain rocks. See Pearlite.(Min.) See: Pearlite