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caliper

1 of 2

noun

cal·​i·​per ˈka-lə-pər How to pronounce caliper (audio)
1
a
: any of various measuring instruments having two usually adjustable arms, legs, or jaws used especially to measure diameter or thickness
usually used in plural
a pair of calipers
b
: a device for pressing a frictional material (such as a brake pad) against the sides of a rotating wheel or disc
2
: thickness especially of paper, cardboard, or a tree

Illustration of caliper

Illustration of caliper
  • caliper 1a

caliper

2 of 2

verb

calipered; calipering ˈka-lə-p(ə-)riŋ How to pronounce caliper (audio)

transitive verb

: to measure by or as if by calipers

Example Sentences

Recent Examples on the Web
Noun
In the rear, an electric motor—similar to that of today's ubiquitous electric parking brakes—directly squeezes each floating caliper, and there's no hydraulic connection whatsoever. Dave Vanderwerp, Car and Driver, 23 July 2022 Racing tech came into play again to cool the brakes, which are fed air via F1-inspired caliper cooling ducts that can lower pad temperatures by 50 degrees during hard track use. Elana Scherr, Car and Driver, 18 May 2022 In a disc brake, fluid pushing into the brake caliper is what moves your brake pads inward to clamp down on the rotor and slow the car using that friction. Mike Allen, Popular Mechanics, 8 Oct. 2020 This program offers residents one 1¾-inch caliper tree planted in their tree lawn for $100. Shirley Macfarland, cleveland, 10 June 2022 Use the flashlight to inspect the inside of the caliper. Joe Lindsey, Outside Online, 3 June 2020 Carefully press each pad back into the caliper body to re-seat the pistons. Joe Lindsey, Outside Online, 3 June 2020 Tesla is recalling just under 6000 Model 3 sedans and Model Y crossovers for loose brake caliper bolts that might disassemble and cause low tire pressures. Connor Hoffman, Car and Driver, 3 June 2021 Smith says his team soon found that using a hand caliper to measure the seam height of soft cotton wasn’t precise enough. Tim Newcomb, Popular Mechanics, 12 Apr. 2022
Verb
Standard Tornado Red calipers signal to the 99.999999 percent that this is indeed the V-8 trim. Tony Markovich, Car and Driver, 12 Jan. 2018 See More

Word History

Etymology

Noun

alteration of caliber

First Known Use

Noun

1581, in the meaning defined at sense 1a

Verb

1793, in the meaning defined above

Time Traveler
The first known use of caliper was in 1581

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