Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun cupule

2 senses of cupule

Sense 1
cupule, acorn cup -- (cup-shaped structure of hardened bracts at the base of an acorn)
       => cup -- (cup-shaped plant organ)

Sense 2
cupule -- (a sucker on the feet of certain flies)
       => sucker -- (an organ specialized for sucking nourishment or for adhering to objects by suction)