| 释义 |
diathermanous, a.|daɪəˈθɜːmənəs|
[f. F. diathermane (Melloni 1833) + -ous. For history of the Fr. word see diathermancy.]
Having the property of freely transmitting radiant heat; pervious to heat-rays; = diathermic a. 1. (Corresp. to transparent or diaphanous in relation to light.)
1834E. Turner Elem. Chem. 107 Melloni has..introduced a distinct name diathermanous, to denote free permeability to heat. 1854J. Scoffern in Orr's Circ. Sc. Chem. 103 We have transcalent and not-transcalent substances—otherwise called diathermanous and a-diathermanous. 1858Lardner Hand-bk. Hydrost., etc. 371 The only substance found to be perfectly diathermanous was rock salt. Plates of this crystal transmit nearly all the heat which enters them..Certain media which are nearly opaque are highly diathermanous, while others which are highly transparent are nearly athermanous. 1874Hartwig Aerial W. vi. 75 The great diathermanous power of dry air. 1881O. J. Lodge in Nature XXIII. 265 The ice, being less diathermanous than the vapour, will get heated first. |