Search Result for "citrulline": 
Wordnet 3.0

NOUN (1)

1. an amino acid that does not occur in proteins but is an intermediate in the conversion of ornithine to arginine; 



The Collaborative International Dictionary of English v.0.48:

citrulline \citrulline\ n.
   an amino acid that is an intermediate in the conversion of
   ornithine to arginine.
   [WordNet 1.5]


WordNet (r) 3.0 (2006):

citrulline
    n 1: an amino acid that does not occur in proteins but is an
         intermediate in the conversion of ornithine to arginine