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diathermancy

[dahy-uh-thur-muh n-see] /ˌdaɪ əˈθɜr mən si/
noun, plural diathermancies.
1.
the property of transmitting heat as electromagnetic radiation.
Origin of diathermancy
1830-1840
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 forms
diathermanous, adjective
nondiathermanous, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for diathermancy
Historical Examples
  • diathermancy, the property that is possessed in various degrees by different substances, of transmitting radiant heat.

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

    Heart and Science Wilkie Collins
  • The diathermancy of the plates in every case decreases very rapidly as their thickness is increased.

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

    Heart and Science Wilkie Collins
British Dictionary definitions for diathermancy

diathermancy

/ˌdaɪəˈθɜːmənsɪ/
noun (pl) -cies
1.
the property of transmitting infrared radiation
Derived Forms
diathermanous, 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
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