2 definitions found From WordNet (r) 2.0 [wn]: calipers noun: an instrument for measuring the distance between two points [syn: {caliper}, {calliper}, {callipers}] From The Collaborative International Dictionary of English v.0.44 [gcide]: Calipers \Cal"i*pers\, noun 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}. {Caliper square}, a draughtsman's or mechanic's square, having a graduated bar and adjustable jaw or jaws. --Knight. {Vernier calipers}. See {Vernier}.

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