Forming clear or striking mental images; strong; active; daring
Of, exhibiting, or capable of exhibiting luminescence
Very bright; shining brilliantly; gleaming
Sending out beams; shining
Shining radiantly; resplendent.
Transmitting light, heat, or other radiation. Stars, for example, are radiant bodies.
Comparatively high on the scale of brightness:
Transmitting light but causing sufficient diffusion to prevent perception of distinct images.
The definition of gloomy is dark, depressing or dim.
Emitting only a small amount of light; faint:
Not bright, vivid, or shiny:
Indistinctly heard; faint.
Not clear in meaning or expression; inexplicit.
Not clearly defined; not explicit.
Not intelligible; that cannot be understood; incomprehensible
Giving off a soft glow
Worn or rubbed smooth, and having a glossy finish
Tending to enliven, motivate, or exalt:
(Archaic) Aware (of something)
Clear to the mind; readily understood
(Obs.) Being in the way
Not harsh or severe:
Find another word for luminous. In this page you can discover 50 synonyms, antonyms, idiomatic expressions, and related words for luminous, like: vivid, lustrous, beamy, brilliant, luminescent, effulgent, incandescent, glowing, irradiant, lucent and beaming.