luminous flux

noun

: radiant flux in the visible-wavelength range usually expressed in lumens instead of watts

Word History

First Known Use

1911, in the meaning defined above

Time Traveler
The first known use of luminous flux was in 1911

Dictionary Entries Near luminous flux

Cite this Entry

“Luminous flux.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/luminous%20flux. Accessed 12 Jul. 2024.

Medical Definition

luminous flux

noun
: radiant flux in the visible-wavelength range usually expressed in lumens instead of watts

called also light flux

More from Merriam-Webster on luminous flux

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