n :  an optically active sugar C₆H₁₂O₆ that has an aldehydic carbonyl group : esp  :  the sweet colorless soluble dextrorotatory form that occurs widely in nature and is the usual form in which carbohydrate is assimilated by animals .
 
   
 
Similar sounding terms:  calix   calx  ca·lyx  cu·lex 
 
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