absorptance

absorptance

English

Etymology

Circa 20th century, from absorption +‎ -ance.

Pronunciation

• (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

absorptance (plural absorptances)

1. (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

absorbed radiation

Catalan: absortància (ca) f

Dutch: absorptiefactor, absorptieverhouding

See also

• absorbance
• absorbancy

References

1. “absorptance” in Lesley Brown, editor, The Shorter Oxford English Dictionary, 5th edition, Oxford: Oxford University Press, →ISBN, page 9.