cam
//kæm//
Noun
camSingular
camsPlural
1
A rotating or sliding piece in a mechanical linkage, used to transform rotary motion into linear motion or vice versa
The cam converts the motor's rotary motion into linear motion.
2
A projection on a rotating part in machinery, designed to make sliding contact with another part while rotating and to impart reciprocal or variable motion to it
The cam on the engine shaft converts rotational motion into linear motion.