Synonym: beaming, bright, clear, glowing, light, radiant, shining. Antonym: dark, dim. Similar words: ominous, aluminum, luminary, aluminium, illuminate, heinous, minor, fuming. Meaning: ['luːmnəs] 
adj. softly bright or radiant.
adj. softly bright or radiant. 
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211) It is transformed directly from chemical energy to luminous energy, electricity is not essential.
212) As a slowly contracting dwarf the star may remain luminous for billions of years.
213) The Company can provide all kinds of stretching clasp, luminous key ring, LED, and so on.
214) The display unit comprises a flexible circuit board matched with the shape of the curved surface of the fan blade, and a luminous element arranged on the flexible circuit board.
215) Immunochemistry demonstrated tumor cells were positive in the luminous tissues.
More similar words: ominous, aluminum, luminary, aluminium, illuminate, heinous, minor, fuming, ruminate, ruminant, minority, consuming, rumination, no use, terminological, ravenous, cavernous, larcenous, indigenous, gluttonous, monotonously, monotonous, humid, in order, casino, glum, humiliate, cash in on, equinox, lumpy.