DIMENSIONS: DENOTATION / Quality
R E F E R E N C E S
Luminance n [1880] 1: the quality or state of being luminous 2: the luminous intensity of a surface in a given direction per unit of projected area
Luminous adj [ME, fr. L luminous, fr. lumin-, lumen] [15c] 1a: emitting or reflecting usu. steady, suffused, or glowing light b: of or relating to light or to luminous flux 2: bathed in or exposed to steady light [__ with sunlight] 3: Clear, Enlightening syn see Bright
Luminous paint n [ca. 1889]: a paint containing a phosphor [as zinc sulfide activated with copper] and so able to glow in the dark.
[Merriam-Webster's Collegiate Dictionary, 10th Edition. Springfield, MA, USA: Merriam-Webster, Inc. 1995.]
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