crepitaculum
/krɛpɪtəˈkʌləm/Definitions
1. noun
A type of ancient Roman or medieval joint or hinge, especially for a door.
“The ancient castle’s crepitacula allowed for smooth movement of its massive wooden doors.”
2. noun
A type of joint or hinge in a machine or device.
“The engineer designed a new crepitaculum to improve the efficiency of the machine’s movement.”