01 a. Possessing luster or brightness; brilliant; luminous; splendid.
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1.
Possessing luster or brightness; brilliant; luminous; splendid.“Quench the light; thine eyes are guides illustrious.” — Beau. & Fl.
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2.
Characterized by greatness, nobleness, etc.; eminent; conspicuous; distinguished.“Illustrious earls, renowened everywhere.” — Drayton.
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3.
Conferring luster or honor; renowned; as, illustrious deeds or titles.
Syn.
Distinguished; famous; remarkable; brilliant; conspicuous; noted; celebrated; signal; renowened; eminent; exalted; noble; glorious. See Distinguished, Famous.