Search Result for "impeller": 
Wordnet 3.0

NOUN (1)

1. the blade of a rotor (as in the compressor of a jet engine); 



The Collaborative International Dictionary of English v.0.48:

Impeller \Im*pel"ler\, n.
   One who, or that which, impels.
   [1913 Webster]


WordNet (r) 3.0 (2006):

impeller
    n 1: the blade of a rotor (as in the compressor of a jet engine)