D defs.my
Entry 1 sense Webster, 1913

Dipyre

· Di·pyre · IPA
01 n. A mineral of the scapolite group; -- so called from the double effect of fire upon it, in fusing it, and rendering it phosphorescent.
  1. 1.
    A mineral of the scapolite group; -- so called from the double effect of fire upon it, in fusing it, and rendering it phosphorescent.(Min.)