Search Result for "bottlecap": 
Wordnet 3.0

NOUN (1)

1. a cap that seals a bottle; 



The Collaborative International Dictionary of English v.0.48:

bottlecap \bottlecap\ n.
   a cap that seals a bottle.
   [WordNet 1.5]


WordNet (r) 3.0 (2006):

bottlecap
    n 1: a cap that seals a bottle