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ground effect

British  

noun

  1. the improvement to the aerodynamic qualities of a low-slung motor vehicle resulting from a cushion of air beneath it

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Gone are the underbody venturi tunnels that created ground effect that required the cars to be run as close to the ground as possible with super-stiff suspension.

From BBC Jan. 26, 2026

Not only has the venturi-underbody ground effect philosophy introduced in 2022 been abandoned, but movable front and rear wings have been introduced.

From BBC Dec. 10, 2025

Mercedes struggled with the ground effect known as “ porpoising ” and Russell was fourth in the 2022 standings, Hamilton was sixth.

From Seattle Times Mar. 16, 2023

The new cars are also constructed to use ground effect to generate a greater proportion of downforce.

From Washington Post Mar. 16, 2022

The counter-spinning vortices employed by the jellyfish are a variation of something known as the ground effect.

From New York Times Jan. 7, 2021

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