/ Dictionary / Index F forty-eight: Meaning and Definition of Find definitions for: for•ty-eight Pronunciation: (fôr'tē āt'), [key] — n. a cardinal number, 40 plus 8. a symbol for this number, as 48 or XLVIII. a set of this many persons or things. the 48 contiguous states of the U.S. —adj. amounting to 48 in number. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: forty-eight (Thesaurus) forty forty-eighth Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language