/ Dictionary / Index I Illyrian: Meaning and Definition of Find definitions for: Il•lyr•i•an Pronunciation: (i-lēr'ē-un), [key] — adj. of or pertaining to Illyria. —n. a native or inhabitant of Illyria. the extinct language of the Illyrians, an Indo-European language of uncertain relationship within the Indo-European language family. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: illyrian (Thesaurus) Illyria Illyricum Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language