Search Result for "fuel cell":
Wordnet 3.0

NOUN (1)

1. cell that produces electricity by oxidation of fuel (hydrogen and oxygen or zinc and air); often used in electric cars; 



WordNet (r) 3.0 (2006):

fuel cell
    n 1: cell that produces electricity by oxidation of fuel
         (hydrogen and oxygen or zinc and air); often used in
         electric cars