O3
n.— «The distance is known in triathlon as the O3 race distance, or three times the Olympic distance that saw Triathlon debut as an Olympic sport in 2000 in Sydney.» —“Triathlon: Long Distance World Triathlon Championships Sunday in Canberra” RunnersWeb.com Nov. 16, 2006. (source: Double-Tongued Dictionary)
Further reading
Astronauts returning from space say they experience what’s called the overview effect, a new understanding of the fragility of our planet and our need to reflect on what humans all share as a species. A book about the end of the universe...
Cat hair may be something you brush off, but cat hair is also a slang term that means “money.” In the same way, cat beer isn’t alcoholic — some people use cat beer as a joking term for “milk.” And imagine walking on a...