/ Dictionary / Index U understandable: Meaning and Definition of Find definitions for: un•der•stand•a•ble Pronunciation: (un"dur-stan'du-bul), [key] — adj. capable of being understood; comprehensible. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: understandable (Thesaurus) understand understanding Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language