cupule
nounEtymology From cup + -ule.; former is derived from Old English copp of Germanic origin thus not related (false cognate) to cupula of Latin origin, but perhaps influenced it
1
Any small structure shaped like a cup, such as at the base of an acorn, or the sucker on the feet of some flies.
- Then they extract a three-angled beechnut from its cupule, weigh it, and push it into the loam.2018, Richard Powers, The Overstory, Vintage (2019), page 146:
- Derived terms
- cupular, cupulate, cupuliferous, cupuliform