Glossary · term

Friction

Mechanics

Aliases
frictional
Domain
Mechanics

Definition

The force resisting sliding between surfaces, roughly proportional to how hard they are pressed together and nearly independent of contact area. It wears tools out, and it is also the only reason brakes, bolts and knots hold.

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From the Glossary database in Notion, last edited 2026-08-17. This page is the row, rendered by the build; nothing on it is written by hand.