athletic track and field competition
A decathlon is a sporting event. It has ten track and field events. The combined events are: 100 meters, 400 meters, 1500 meters, 110 meters hurdles, long jump, high jump, pole vault, discus throw, javelin throw and shot put.
The word decathlon comes from the Greek language. It has two parts; δέκα (déka, meaning "ten") and ἄθλος (áthlos, or ἄθλον, áthlon, meaning "feat").