illustrious Meaning, Definition & Usage

  1. adjective satellite widely known and esteemed
    renowned; famed; celebrated; notable; noted; famous; far-famed.
    • a famous actor
    • a celebrated musician
    • a famed scientist
    • an illustrious judge
    • a notable historian
    • a renowned painter
  2. adjective satellite having or conferring glory
    • an illustrious achievement

WordNet

Il*lus"tri*ous adjective
Etymology
L. illustris, prob. for illuxtris; fr. il- in + the root of lucidus bright: cf. F. illustre. See Lucid.
Definitions
  1. Possessing luster or brightness; brilliant; luminous; splendid.
    Quench the light; thine eyes are guides illustrious. Beau. & Fl.
  2. Characterized by greatness, nobleness, etc.; eminent; conspicuous; distinguished.
    Illustrious earls, renowened everywhere. Drayton.
  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.

Webster 1913