Search Result for "catalytic converter":
Wordnet 3.0

NOUN (1)

1. a converter that uses a platinum-iridium catalyst to oxidize pollutants and carbon monoxide into carbon dioxide and water; an antipollution device on an automotive exhaust system; 



WordNet (r) 3.0 (2006):

catalytic converter
    n 1: a converter that uses a platinum-iridium catalyst to
         oxidize pollutants and carbon monoxide into carbon dioxide
         and water; an antipollution device on an automotive exhaust
         system