The Collaborative International Dictionary
Diathermanous
Diathermanous \Di`a*ther"ma*nous\, a. [Gr. ? to warm through; dia` through + ? to warm, ? warm.] Having the property of transmitting radiant heat; diathermal; -- opposed to athermanous.
Wiktionary
diathermanous
a. Having the property of transmitting radiant heat; diathermal.
Usage examples of "diathermanous".
Fanned by a constant updraught of ventilation between the kitchen and the chimneyflue, ignition was communicated from the faggots of precombustible fuel to polyhedral masses of bituminous coal, containing in compressed mineral form the foliated fossilised decidua of primeval forests which had in turn derived their vegetative existence from the sun, primal source of heat (radiant), transmitted through omnipresent luminiferous diathermanous ether.