athermancy

Etymology

See athermanous.

athermancy means inability to transmit radiant heat; impermeability to heat; the quality of being a good insulator. Lexicurio rates it Sui generis — a strength score of 87 out of 100.

noun

Inability to transmit radiant heat; impermeability to heat; the quality of being a good insulator.“In fact the very experiments devised to show conductivity proved in a very striking manner the existence of athermancy, or opacity to radiant heat, in the case of a considerable number of gases.”