Achromatism

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Achromatism \A*chro"ma*tism\, n. [Cf. F. achromatisme.]
     The state or quality of being achromatic; as, the achromatism
     of a lens; achromaticity. --Nichol.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  achromatism
       n : the visual property of being without color [syn: {colorlessness},
            {colourlessness}] [ant: {color}]