r-co-

1 definition found

r-co- - Collaborative International Dictionary of English v.0.48 :

  Acyl \Ac"yl\, n. [Acid + -yl.] (Org. Chem.)
     An acid radical, as acetyl, malonyl, or benzoyl. An acyl
     radical can be depicted as R-CO-, where -CO- is the
     carbonyl group, and R is the group that characterizes the
     acyl moiety.
     [Webster 1913 Suppl. +PJC]