cu·pule /ˈkju(ˌ)pju(ə)l/
杯狀凹,吸盤,殼斗
Cu·pule n.
1. Bot. A cuplet or little cup, as of the acorn; the husk or bur of the filbert, chestnut, etc.
2. Zool. A sucker or acetabulum.
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cupule
n 1: cup-shaped structure of hardened bracts at the base of an
acorn [syn: acorn cup]
2: a sucker on the feet of certain flies