adj.
Pronunciation: i- ' l ə s-tr ē - ə s
Function: adjective
Etymology: Latin illustris, probably from illustrare
Date: 1588
1 : notably or brilliantly outstanding because of dignity or achievements or actions : EMINENT
2 archaic a : shining brightly with light b : clearly evident
synonyms see FAMOUS
– il · lus · tri · ous · ly adverb
– il · lus · tri · ous · ness noun