Tri/triathlon= a race which involves swimming, cycling and running, the most common triathlon distances include the sprint (750m swim, 20km bike, 5k run), Olympic or standard (1.5k/40km/10k), ½ Ironman (1.2 miles/56 miles/13.1 miles), Ironman (2.4 miles/112 miles/26.2miles).

Ultra marathon= any distance greater than 26.2 miles but typically referring to a 50k race or beyond.

93 mile, metric mile, 3 3/4 laps around track

1200 meter = 3/4 mile, three laps around a standard track.

800 meters = 1/2 mile, two laps around a standard track.

400 meters= 1/4 mile, one lap around a standard track.

200 meters= 1/2 lap around a standard track.

100 meters= shortest common sprint race held outdoors.

This might be the most exhaustive list of running terms on the internet! Running Terms and Lingo Distances However, running like any other sport or profession has a language of its own and it is very important to understand the definitions and terms that will be referred to so you can be in the know. Running terminology may not be the most fascinating topic at first glance. By Angie Spencer on Main Beginner, Podcasts

Another word for running a race