candela

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

  1. noun 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

Etymology

Borrowed from Latin candēla (“candle”). Doublet of candle and chandelle.

Synonyms

candle, cd, standard candle

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