A unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions
Noun
a cavity or passage in a tubular organ; "the lumen of the intestine"
Noun
a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions
Usage Examples
lumen, klumen, olumen, plumen, :lumen, kumen, oumen, pumen, :umen, lkumen, loumen, lpumen, l:umen, lyumen, l7umen, l8umen, liumen, ljumen, lymen, l7men, l8men, limen, ljmen, luymen, lu7men, lu8men, luimen, lujmen, lunmen, lujmen, lukmen, lu,men, lu men, lunen, lujen, luken, lu,en, lu en, lumnen, lumjen, lumken, lum,en, lum en, lumwen, lum3en, lum4en, lumren, lumsen, lumden, lumwn, lum3n, lum4n, lumrn, lumsn, lumdn, lumewn, lume3n, lume4n, lumern, lumesn, lumedn, lumebn, lumehn, lumejn, lumemn, lume n, lumeb, lumeh, lumej, lumem, lume , lumenb, lumenh, lumenj, lumenm, lumen .