Adjacent Words

candela definitions

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WordNet (r) 3.0 (2005)

n
1: the basic unit of luminous intensity adopted under the Systeme International d'Unites; equal to 1/60 of the luminous intensity per square centimeter of a black body radiating at the temperature of 2,046 degrees Kelvin [syn: candle, candela, cd, standard candle]

Merriam Webster's

noun Etymology: Latin, candle Date: 1949 the base unit of luminous intensity in the International System of Units that is equal to the luminous intensity in a given direction of a source which emits monochromatic radiation of frequency 540 × 10¹² hertz and has a radiant intensity in that direction of 1/683 watt per unit solid angle — abbreviation cd; called also candle

Oxford Reference Dictionary

n. the SI unit of luminous intensity. Usage: Abbr.: cd. Etymology: L, = candle