Search Result for "acorn cup":
Wordnet 3.0

NOUN (1)

1. cup-shaped structure of hardened bracts at the base of an acorn;
[syn: cupule, acorn cup]



The Collaborative International Dictionary of English v.0.48:

Acorn cup \A"corn cup\
   The involucre or cup in which the acorn is fixed.
   [1913 Webster]


WordNet (r) 3.0 (2006):

acorn cup
    n 1: cup-shaped structure of hardened bracts at the base of an
         acorn [syn: cupule, acorn cup]