Calipers

Definition:

  • (n. pl.) An instrument, usually resembling a pair of dividers or compasses with curved legs, for measuring the diameter or thickness of bodies, as of work shaped in a lathe or planer, timber, masts, shot, etc.; or the bore of firearms, tubes, etc.; -- called also caliper compasses, or caliber compasses.

Compare calipers with other words:

calipers vs. vernier

calibre vs. calipers