/ Dictionary / Index C Centralia: Meaning and Definition of Find definitions for: Cen•tra•lia Pronunciation: (sen-trāl'yu, -trā'lē-u), [key] — n. a city in central Illinois. 15,126. a town in SW Washington. 10,809. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. central heating Central India Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language