/ Dictionary / Index C control board: Meaning and Definition of Find definitions for: control' board" Pronunciation: [key] a panel containing switches, dials, and other equipment for regulating electrical devices, lights, etc. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. control account control center Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language