caliper square

1 definition found

caliper square - Collaborative International Dictionary of English v.0.48 :

  Calipers \Cal"i*pers\, n. pl. [Corrupted from caliber.]
     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
     .
     [1913 Webster]
  
     Caliper square, a draughtsman's or mechanic's square,
        having a graduated bar and adjustable jaw or jaws.
        --Knight.
  
     Vernier calipers. See Vernier.
        [1913 Webster]