absorptance

English edit

Etymology edit

Circa 20th century, from absorption +‎ -ance.

Pronunciation edit

(Received Pronunciation) IPA^(key): /əbˈzɔːp.tn̩s/
(US) IPA^(key): /æbˈsɔɹp.tn̩s/, /æbˈzɔɹp.tn̩s/, /əbˈsɔɹp.tn̩s/, /əbˈzɔɹp.tn̩s/, IPA^(key): /æbˈsɔɹp.tn̩ts/, /æbˈzɔɹp.tn̩ts/, /əbˈsɔɹp.tn̩ts/, /əbˈzɔɹp.tn̩ts/

Noun edit

absorptance (plural absorptances)

(optics, physics) Absorbed radiation and incident radiation in a ratio format; a measurement that shows how well a surface absorbs radiation. [First attested in the mid 20^th century.]^[1]

Translations edit

absorbed radiation

Catalan: absortància (ca) f
Dutch: absorptiefactor, absorptieverhouding

See also edit

References edit

^ Lesley Brown, editor-in-chief, William R. Trumble and Angus Stevenson, editors (2002), “absorptance”, in The Shorter Oxford English Dictionary on Historical Principles, 5th edition, Oxford, New York, N.Y.: Oxford University Press, →ISBN, page 9.

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