Definition of allochromatic
1 : accidentally rather than inherently pigmented : variable in color —used of certain minerals that are without pigmentation when pure
2 : having or relating to photoelectric properties due to the presence of an impurity or as a result of irradiation
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of allochromatic
all- + chromatic
First Known Use: 1849See Words from the same year
Seen and Heard
What made you want to look up allochromatic? Please tell us where you read or heard it (including the quote, if possible).