/ Dictionary / Index L launch control center: Meaning and Definition of Find definitions for: launch' control" cen"ter Pronunciation: [key] any of a number of underground U.S. command facilities prepared to launch land-based missiles in event of war. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. launch launcher Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language