noun🔗ShareCandelaIn the International System of Units, the base unit of luminous intensity; the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 × 1012 hertz and that has a radiant intensity in that direction of 1/683 watt per steradian. Symbol: cd"The small emergency flashlight had a luminous intensity of only 0.5 candelas, barely enough to see in the dark. "Die kleine Notfall-Taschenlampe hatte eine Lichtstärke von nur 0,5 Candela, kaum genug, um im Dunkeln zu sehen.physicsunitChat with AIVocabulary GamePractice Reading