spectral luminous efficiency

spec·tral lu·mi·nous ef·fi·cien·cy

S s

- US Pronunciation
- US IPA
- [spek-truh l loo-muh-nuh s ih-fish-uh n-see]
- /ˈspɛk trəl ˈlu mə nəs ɪˈfɪʃ ən si/

- US Pronunciation
- US IPA
- [spek-truh l loo-muh-nuh s ih-fish-uh n-see]
- /ˈspɛk trəl ˈlu mə nəs ɪˈfɪʃ ən si/

Definition of spectral luminous efficiency words

noun spectral luminous efficiency a measure of the efficiency of radiation of a given wavelength in producing a visual sensation. It is equal to the ratio of the radiant flux at a standard wavelength to that at the given wavelength when the standard wavelength is chosen so that the maximum value of this ratio is unity 0

noun

adjective

verb

adverb

pronoun

preposition

conjunction

determiner

exclamation

A common word. It’s meaning is known to most children of preschool age. About 94% of English native speakers know the meaning and use the word.

Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

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