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candela
[ kan-dee-luh ]
/ kænˈdi lə /
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noun Optics.
a basic unit of luminous intensity in the International System of Units (SI), formally defined as the luminous intensity of a source that emits monochromatic radiation of frequency 540 × 1012 hertz and that has a radiant intensity of 1/683 watt/steradian: adopted in 1979 as the international standard of luminous intensity. Abbreviation: Cd
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Origin of candela
1945–50; <Latin: candle
Words nearby candela
cancrizans, cancroid, Cancún, Candace, c & b, candela, candelabra, candelabrum, candelilla, candent, candescent
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use candela in a sentence
British Dictionary definitions for candela (1 of 2)
candela
/ (kænˈdiːlə, -ˈdeɪlə) /
noun
the basic SI unit of luminous intensity; the luminous intensity in a given direction of a source that emits monochromatic radiation of frequency 540 × 10 12 hertz and that has a radiant intensity in that direction of (1/683) watt per steradianSymbol: cd Also called: candle, standard candle
Word Origin for candela
C20: from Latin: candle
British Dictionary definitions for candela (2 of 2)
Candela
/ (kænˈdiːlə) /
noun
Felix. 1910–97, Mexican architect, noted for his naturalistic modern style and thin prestressed concrete roofs
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
Scientific definitions for candela
candela
[ kăn-dĕl′ə ]
The SI unit used to measure the brightness of a source of light (its luminous intensity). By definition, one square centimeter of a blackbody at the freezing point of platinum emits one-sixtieth of a candela of radiation. See Table at measurement. See also lumen luminous flux.
The American Heritage® Science Dictionary
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