/ Dictionary / Index C coordinating conjunction: Meaning and Definition of Find definitions for: coor'dinating conjunc'tion Pronunciation: [key] a conjunction that connects two grammatical elements of identical construction, as and in Sue and Andrea or or in He can't decide if he should stay or go. Cf. subordinating conjunction. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coordinate system coordination Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language