ergosterol

from WordNet (r) 3.0 (2006)
ergosterol
    n 1: a plant sterol that is converted into vitamin D by
         ultraviolet radiation
    
from The Collaborative International Dictionary of English v.0.48
ergosterol \ergosterol\ n.
   a plant sterol that is converted into vitamin D by
   ultraviolet radiation.
   [WordNet 1.5]
    

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