/ Dictionary / Index F frequency curve: Meaning and Definition of Find definitions for: fre'quency curve" Pronunciation: [key] — Statistics. Statistics. a curve representing the frequency with which a variable assumes its values. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. frequency band frequency distribution Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language