Meaning & Definition
noun
A rotating or sliding piece in a machine that converts rotary motion into linear motion.
The cam mechanism in the engine helps in opening and closing the valves.
A disk or cylinder with a projecting part that imparts motion to another part when rotated.
The watch uses a cam to ensure the hands move accurately.
A device used to change the speed or position of a machine component.
The technician replaced the worn cam to improve the machine's performance.
verb
To operate a cam or to equip with a cam.
The engineer decided to cam the new machine for smoother operation.
Etymology
Derived from the word 'camshaft' or from Latin 'camma', meaning 'a wheel, a lever'.
Common Phrases and Expressions
cam shaft:
A rotating shaft that serves to convert motion.
cam lock:
A type of locking mechanism activated by turning a cam.
Slang Meanings
Short form for camera, often used in informal contexts.
Hey, let's use my cam to take some selfies.
Can refer to a living room cam in a casual online context.
I switched on the cam to show my friends the party.