Medical Dictionary


noun can·de·la \kan-ˈdē-lə, -ˈdel-ə\

Medical Definition of CANDELA

:  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 1683 watt per unit solid angle—abbreviation cd; called also candle


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