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foot-candle
or foot·can·dle
[ foot-kan-dl ]
/ ˈfʊtˈkæn dl /
See the most commonly confused word associated with lux
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noun Optics.
a unit of illuminance or illumination, equivalent to the illumination produced by a source of one candle at a distance of one foot and equal to one lumen incident per square foot. Abbreviation: FC
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Origin of foot-candle
First recorded in 1905–10
Words nearby foot-candle
foot-binding, footboard, footboy, foot brake, footbridge, foot-candle, footcare, footcloth, foot doctor, foot-dragging, foot drop
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use foot-candle in a sentence
A lumen is the quantity of light which falls on one square foot if the intensity of illumination is one foot-candle.
Artificial Light|M. Luckiesh
British Dictionary definitions for foot-candle
foot-candle
noun
a former unit of illumination, equal to one lumen per square foot or 10.764 lux
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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