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diathermancy

[dahy-uh-thur-muh n-see]
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noun, plural di·a·ther·man·cies.
  1. the property of transmitting heat as electromagnetic radiation.
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Origin of diathermancy

1830–40; < French diathermansie < Greek dia- dia- + thérmansis heating, equivalent to therman- (variant stem of thermaínein to warm, heat, derivative of thermós hot) + -sis -sis
Related formsdi·a·ther·ma·nous, adjectivenon·di·a·ther·ma·nous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for diathermancy

Historical Examples

  • Have you ever heard, my dear, of the Diathermancy of Ebonite?

    Heart and Science

    Wilkie Collins

  • The Diathermancy of Ebonite, by some incomprehensible process, drove her bewildered mind back on her old companion.

    Heart and Science

    Wilkie Collins

  • Diathermancy, the property that is possessed in various degrees by different substances, of transmitting radiant heat.

  • The diathermancy of the plates in every case decreases very rapidly as their thickness is increased.


British Dictionary definitions for diathermancy

diathermancy

noun plural -cies
  1. the property of transmitting infrared radiation
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Derived Formsdiathermanous, adjective

Word Origin

C19: from French diathermansie, from dia- + Greek thermansis heating, from thermainein to heat, from thermos hot
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012