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.

ILLUSTRIOUSLY
Il*lus"tri*ous*ly, adv.

Defn: In a illustrious manner; conspicuously; eminently; famously.
Milton.

ILLUSTRIOUSNESS
Il*lus"tri*ous*ness, n.

Defn: The state or quality of being eminent; greatness; grandeur; glory; fame.

ILLUSTROUS
Il*lus"trous, a. Etym: [Pref. il- not + lustrous.]

Defn: Without luster. [Obs. & R.]

ILLUTATION Il`lu*ta"tion, n. Etym: [Pref. il- in + L. lutum mud: cf. F. illutation.]

Defn: The act or operation of smearing the body with mud, especially with the sediment from mineral springs; a mud bath.