/ Dictionary / Index Z zone time: Meaning and Definition of Find definitions for: zone' time" Pronunciation: [key] standard time as applied at sea, reckoned according to the system of time zones. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. zone system Zonian Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language