corer

from WordNet (r) 3.0 (2006)
corer
    n 1: a device for removing the core from apples
    
from The Collaborative International Dictionary of English v.0.48
Corer \Cor"er\ (k?rr"?rr), n.
   That which cores; an instrument for coring fruit; as, an
   apple corer.
   [1913 Webster]
    

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