Athermancy :: Athermancy (n.) Inability to transmit radiant heat; impermeability to heat.
Athermanous :: Athermanous (a.) Not transmitting heat; -- opposed to diathermanous.
Diathermaneity :: Diathermaneity (n.) The property of transmitting radiant heat; the quality of being diathermous.
Diathermanism :: Diathermanism (n.) The doctrine or the phenomena of the transmission of radiant heat.
Diathermanous :: Diathermanous (a.) Having the property of transmitting radiant heat; diathermal; -- opposed to athermanous.