/ Dictionary / Index I interborough: Meaning and Definition of Find definitions for: in•ter•bor•ough Pronunciation: (in'tur-bûr"ō, -bur"ō), [key] — adj. between boroughs. of, pertaining to, or located in two or more boroughs. —n. a transportation system operating between boroughs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. interblock gap interbrain Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language