follow Dictionary.com

Why turkey has the same name as Turkey

lm-hr

Optics.
1.
lumen-hour; lumen-hours.

lumen-hour

[loo-muh n-ouuh r, -ou-er] /ˈlu mənˌaʊər, -ˌaʊ ər/
noun, Optics.
1.
a unit of luminous energy, equal to that emitted in 1 hour by a light source emitting a luminous flux of 1 lumen.
Abbreviation: lm-hr.
Origin
1920-1925
1920-25
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source

Word of the Day

Difficulty index for lm-hr

Few English speakers likely know this word

Word Value for lm

0
0
Scrabble Words With Friends

Nearby words for lm hr