diaspore Meaning, Definition & Usage

Di"a*spore noun
Etymology
From Gr. a scattering; through, asunder + to sow, scatter like seed: cf. F. diaspore.
Definitions
  1. (Min.) A hydrate of alumina, often occurring in white lamellar masses with brilliant pearly luster; -- so named on account of its decrepitating when heated before the blowpipe.

Webster 1913