athletics
n.-
1 track and field (n.) A2 Elementary British English Sportsports such as running, jumping, and throwing that people compete in on a track or in a field.
the collective term for competitive sports involving running, jumping, and throwing events.
ExampleShe joined the school athletics club to improve her sprinting speed.
ExampleThe national athletics championships will feature elite competitors in the decathlon, high jump, and various middle-distance running events.
UsageTreated as a singular noun despite the 's' ending when referring to the sport as a whole.
- track and field
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2 sports in general (n.) B1 Intermediate American English Sportphysical activities, games, and sports that require strength and skill.
physical activities and competitive sports requiring physical power, agility, or stamina.
ExampleThe university is famous for its high standards in both academics and athletics.
ExampleThe director of athletics oversaw the funding and scheduling for all varsity sports teams across the campus.
UsageOften used in educational contexts to describe the entire sports programme of a school or college.
From athletic: see -ics. Probably formed on the model of gymnastics.
From athletic + -s.