a disk or cylinder having an irregular form such that its motion, usually rotary, gives to a part or parts in contact with it a specific rocking or reciprocating motion
Computer-Aided Manufacturing The use of computer aids (hardware and software) in planning, tracking, analyzing, and implementing the construction of manufactured items
(Otomotiv) An egg shaped metal lobe used in the camshaft to activate the opening and closing of the valves and, in the distributor, to force the points to open