Definitions

1. adjective

Having or relating to three colours, especially colours that can be seen by viewing the material through a prism or with polarized light.

“The trichroic gemstone glowed in the dim light, its colours shifting as the light hit it from different angles.”

2. adjective

Relating to the phenomenon of a substance showing three colours when viewed through a prism or with polarized light.

“The scientist was fascinated by the trichroic properties of the new mineral she had discovered.”

3. noun

A substance that exhibits the phenomenon of trichroism.

“The trichroic crystal was a rare and valuable find for the collector.”