cam
noun /kæm/
/kæm/
- a part on a wheel that sticks out and changes the circular movement of the wheel into up-and-down or backwards-and-forwards movement
- (especially in compounds) (informal) a camera
- a video/digital/traffic cam
- The police now have helmet cams—small video cameras attached to their headgear.
Word Originlate 18th cent.: from Dutch kam ‘comb’, as in kamrad ‘cog wheel’.