D defs.my
Entry 2 senses Webster, 1913

Cupule

/(k?"p?l)/ · Cu·pule · IPA
01 n. A cuplet or little cup, as of the acorn; the husk or bur of the filbert, chestnut, etc.
  1. 1.
    A cuplet or little cup, as of the acorn; the husk or bur of the filbert, chestnut, etc.(Bot.)
  2. 2.
    A sucker or acetabulum.(Zool.)