/ Dictionary / Index K kilobar: Meaning and Definition of Find definitions for: kil•o•bar Pronunciation: (kil'u-bär"), [key] — n. a unit of pressure, equal to 1000 bars (14,500 pounds per square inch; equivalent to 100 megapascals). Abbr.: kb Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. kilo kilobit Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language