Usually calipers.an instrument for measuring thicknesses and internal or external diameters inaccessible to a scale, consisting usually of a pair of adjustable pivoted legs.
any of various calibrated instruments for measuring thicknesses or distances between surfaces, usually having a screwed or sliding adjustable piece.Compare vernier caliper.
thickness or depth, as of paper or a tree.
Usually calipers.the pincers of an earwig.
Automotive. the part of a disc-brake assembly that straddles the disc and presses the brake pads against it.
a similar part used with a hand brake on a bicycle.
verb (used with object)
to measure with calipers.
verb (used without object)
to use calipers.
Origin of caliper
First recorded in 1580–90; presumably variant of caliber
