Answer: lumen

AnswerCrossword Clue
LUMENLight emission unit
LUMENBulb unit
LUMENMeasure of light
LUMENPhotometry unit
LUMENProjector unit
LUMENUnit of luminous flux
LUMENUnit for measuring flow of light
LUMENUnit of light-bulb intensity
LUMENUnit of light bulb intensity
LUMENBrightness measure
LUMENMeasure of flow of light
LUMENLight measurement
LUMENUnit of brightness
LUMENMeasure of light's brightness
lumenthe inner passage of a tubular organ
lumenunit of luminous flux equal to the light emitted in a unit solid angle by a uniform point source of one candle intensity
lumenthe unit of luminous flux, equal to the luminous flux emitted in a unit solid angle by a point source of one candle intensity
lumen(of a cell) the cavity that the cell walls enclose
lumenthe canal, duct, or cavity of a tubular organ
lumenthe cavity of a tubular organ or part the lumen of a blood vessel
LUMENUnit of light.
LUMENLight unit
LUMENFlux unit
LUMENUnit of perceived light
LUMENUnit of light
LUMENCandle relative
LUMENLight bulb unit
LUMENLight measure
LUMENLight-bulb unit
LUMENPhotometry measure
LUMENBit of light
LUMENLight unit.
LUMENMeasure of light.
LUMENUnit of light flow.
LUMENLight measure.
LUMENUnit of light intensity
LUMENUnit of light energy
LUMENLight-flow measure
LUMENOptical unit