D defs.my
Entry 1 sense Webster, 1913

Operculigenous

· O·per·cu·lig·e·nous · IPA
01 a. Producing an operculum; -- said of the foot, or part of the foot, of certain mollusks.
  1. 1.
    Producing an operculum; -- said of the foot, or part of the foot, of certain mollusks.(Zool.)