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diathermancy

[ dahy-uh-thur-muhn-see ]

noun

, plural di·a·ther·man·cies.
  1. the property of transmitting heat as electromagnetic radiation.


diathermancy

/ ˌdaɪəˈθɜːmənsɪ /

noun

  1. the property of transmitting infrared radiation
“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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Derived Forms

  • ˌdiaˈthermanous, adjective
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Other Words From

  • dia·therma·nous adjective
  • nondi·a·therma·nous adjective
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Word History and Origins

Origin of diathermancy1

First recorded in 1830–40; from French diathermansie, from Greek dia- “through, completely” + thérmansis “heating,” equivalent to therman- (variant stem of thermaínein “to warm, heat,” derivative of thermós “hot”) + -sis noun suffix; dia-, -sis
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Word History and Origins

Origin of diathermancy1

C19: from French diathermansie, from dia- + Greek thermansis heating, from thermainein to heat, from thermos hot
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Example Sentences

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

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

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.

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