flywheel.

A rotating mass that stores mechanical energy and helps stabilize changes in rotational speed.

Use it for

Words that belong together

• heavy flywheel
• flywheel storage

On the page

The flywheel kept turning after the motor stopped.

A cracked flywheel shook the entire housing.

Usage notes

Primary category: sci-fi. Forms: Singular flywheel; plural flywheels. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.