CALIPERS n.
in a lathe or planer, timber, masts, shot, etc.; or the bore of firearms, tubes, etc.; -- called also caliper compasses, or caliber compasses. Caliper square, a draughtsman's or mechanic's square, having a graduated bar and adjustable jaw or jaws. Knight. -- Vernier calipers. See Vernier.
CALL v. 7 definitions
oyment, especially of a religious character; -- often used of a divine summons; as, to be called to the ministry; sometimes, to invite; as, to call a minister to be the pastor of a church. Paul . . . called to be an apostle Rom. i. 1. The Holy Ghost said, Separate me Barnabas and Saul for the work whereunto I have call…