athermanous
- capable of stopping radiant heat or infrared radiation
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Examples from the Web for athermanous
Historical Examples
It has been shown that rock-salt is extremely opaque or athermanous to the radiations from a piece of heated rock-salt.
The New Gresham EncyclopediaVarious