adjective
1.
Synonyms: bright 1, beaming, brilliant, effulgent, incandescent, lambent, luminous, lustrous, radiant, refulgent
2.
Synonyms: sane 2, all there, compos mentis, normal, right
3.
Synonyms: understandable , apprehensible, comprehendible, comprehensible, fathomable, graspable, intelligible, knowable, luminous
4.
Synonyms: clear 4, clear-cut, crystal, luminous, pellucid, translucent, transparent, transpicuous, unambiguous, unblurred
Contrasted words: dusky, gloomy, murky; muddy, turbid