limonene

from WordNet (r) 3.0 (2006)
limonene
    n 1: a liquid terpene with a lemon odor; found in lemons and
         oranges and other essential oils
    
from The Collaborative International Dictionary of English v.0.48
limonene \limonene\ n.
   a liquid terpene with a lemon odor; found in lemons and
   oranges and other essential oils.
   [WordNet 1.5]
    

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