chromophore

2 definitions found

chromophore - Collaborative International Dictionary of English v.0.48 :

  Chromophore \Chro"mo*phore\, n. [Gr. ? color + fe`rein to bear.]
     (Chem.)
     Any chemical group or residue (as NO2; N2; or O2) which
     imparts some decided color to the compound of which it is an
     ingredient.
     [1913 Webster]

chromophore - WordNet (r) 2.1 (2005) :

  chromophore
      n 1: the chemical group that gives color to a molecule