noun Download 🔗Share One of the short stubby bearings on either side of a cannon; a gudgeon. Examples : "The model cannon pivoted smoothly because it was securely mounted on its trunnions. " technical nautical military machine part Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A similar rotational bearing comprising a rotating arc or ring sliding in the groove of a stationary arc, used in machinery to allow a workpiece to be moved relative to a fixed tool. Examples : "The heavy metal mold, supported by sturdy trunnions, tilted smoothly so the worker could easily pour in the molten plastic. " technical machine part technology Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share A similar rotational bearing used in automotive suspensions. Examples : "The mechanic inspected the car's front suspension, paying close attention to the trunnions that allowed the wheels to pivot smoothly. " vehicle technical machine part Chat with AIVocabulary GamePractice Reading