From Longman Dictionary of Contemporary Englishheptathlonhep‧tath‧lon /hepˈtæθlən/ noun [singular] a women’s sports competition involving seven running, jumping, and throwing events
Examples from the Corpus
heptathlon• Johnson must score 5,600 points in the seven-event heptathlon to automatically qualify for the trials, June 14-23 in Atlanta.• A month ago at a one-day test heptathlon in Tucson, she threw almost 160 feet compared to 136-7 Friday.• The Brit athletics superstar found Olympic gold in the heptathlon after two days of severe punishment.Origin heptathlon (1900-2000) Greek hepta (HAPTAGON) + athlon “competition” 