adjective al·lo·chro·mat·ic

Definition of allochromatic

  1. 1 :  accidentally rather than inherently pigmented :  variable in color —used of certain minerals that are without pigmentation when pure

  2. 2 :  having or relating to photoelectric properties due to the presence of an impurity or as a result of irradiation

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Origin and Etymology of allochromatic

all- + chromatic

First Known Use: 1849

Seen and Heard

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to cast off or become cast off

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