D defs.my
Entry 1 sense Webster, 1913

Corallum

· Co·ral·lum · IPA
01 n. The coral or skeleton of a zoophyte, whether calcareous of horny, simple or compound. See Coral.
  1. 1.
    The coral or skeleton of a zoophyte, whether calcareous of horny, simple or compound. See Coral.(Zool.) See: Coral