Glossary

“Ghost yellow” is an unofficial term used by drivers and commentators to describe a yellow flag warning with no visible…

Short for Power Unit Modes, these are settings drivers can adjust during a race to manage engine performance, fuel consumption,…

The Clerk of the Course is the event-side authority responsible for making sure the race actually happens safely and smoothly.…

The cool down lap — also known as the in-lap after qualifying or the slow-down lap after the race —…

A jump start happens when a driver moves off the grid before the lights go out, even slightly. F1 uses…

A reverse grid is an idea — and a very spicy one — where the starting order of a race…

The diffuser is the sculpted section at the rear of the floor that helps control how air exits from underneath…

The weighbridge is a portable scale system the FIA uses to weigh cars (and sometimes drivers) after qualifying and the…

Since 2014, F1 engines have been subject to a strict fuel flow limit: a maximum of 100 kilograms per hour…

Officially the black flag with an orange circle, this one gets waved when a car has a mechanical issue that…

A “green” track is a fresh or recently cleaned racing surface that hasn’t been rubbered in yet. It offers low…

Also known as the slipstream, the tow is the sweet aerodynamic boost a driver gets by tucking in behind another…