Meaning Of The Word Lumen-hour
What's the definition of Lumen-hour? Find Lumen-hour meanings, definitions and more at the Real Dictionary online.
Lumen-hour Meaning
| Lumen-hour Definition |
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What's The Definition Of Lumen-hour?
lumen-hour in American English
noun: a unit of luminous energy, equal to that emitted in 1 hour by a light source emitting a luminous flux of 1 lumen |
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