• (a.) Pert. to or designating heat rays that have undergone selective absorption and are therefore analogous to colored light rays.
1. Relating to thermochrose. ... 2. Exerting a selective action on heat rays. ... (05 Mar 2000) ... 
Ther`mo·chro'ic adjective [ Thermo- + Greek ..., ..., color.] Pert. to or designating heat rays that have undergone selective absorption and are therefore analogous to colored light rays. 
Type: Term Pronunciation: ther′mō-krō′ik Definitions: 1. Relating to thermochrose. 2. Exerting a selective action on heat rays.
thermochroic 1. Exerting a selective action of heat rays. 2. Reflecting some of the heat rays and absorbing or transmitting others. 3. Having the property of differentially transmitting, absorbing, or changing radiant heat depending on wave length.