/ Dictionary / Index O oblong: Meaning and Definition of Find definitions for: ob•long Pronunciation: (ob'lông", -long"), [key] — adj. elongated, usually from the square or circular form. in the form of a rectangle one of whose dimensions is greater than the other. —n. an oblong figure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oblong (Thesaurus) oblivious oblongata Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language