/ Dictionary / Index P power chain: Meaning and Definition of Find definitions for: pow'er chain" Pronunciation: [key] an endless chain for transmitting motion and power between sprockets on shafts with parallel axes. Also calledCf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. power cable power dive Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language