/ Dictionary / Index H heptathlon: Meaning and Definition of Find definitions for: hep•tath•lon Pronunciation: (hep-tath'lun, -lon), [key] an athletic contest for women comprising seven different track-and-field events and won by the contestant amassing the highest total score. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Heptateuch heptavalent Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language