noun
- a protective metal housing or casing that encloses gears and other transmission components in a machine or vehicle
Usage: commonly used in automotive and mechanical engineering contexts
Examples
- The mechanic opened the gearcase to inspect the damaged gears.
- Oil leaking from the gearcase indicated a worn seal.
- The motorcycle's gearcase was reinforced to withstand high torque.
- A cracked gearcase can cause transmission fluid to escape.
- The factory replaced the defective gearcase under warranty.