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• vernier
  vernier

  noun

  Also vernier scale a small, movable, graduated scale running parallel to the fixed graduated scale of a sextant, theodolite, barometer, etc., and used for measuring a fractional part of one of the divisions of the fixed scale.
• Vernier
  Vernier

  noun

  Pierre 1580–1637, French mathematician and inventor.

vernier

¹ American  

[vur-nee-er] / ˈvɜr ni ər /

noun

1. Also vernier scale a small, movable, graduated scale running parallel to the fixed graduated scale of a sextant, theodolite, barometer, etc., and used for measuring a fractional part of one of the divisions of the fixed scale.

2. Machinery. an auxiliary device for giving a piece of apparatus a higher adjustment accuracy.

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adjective

1. equipped with a vernier.

   a vernier barometer.

Vernier ² American  

[vur-nee-er, ver-nyey] / ˈvɜr ni ər, vɛrˈnyeɪ /

noun

1. Pierre 1580–1637, French mathematician and inventor.

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vernier British  

/ ˈvɜːnɪə /

noun

1. a small movable scale running parallel to the main graduated scale in certain measuring instruments, such as theodolites, used to obtain a fractional reading of one of the divisions on the main scale

2. an auxiliary device for making a fine adjustment to an instrument, usually by means of a fine screw thread

3. (modifier) relating to or fitted with a vernier

   a vernier scale

   a vernier barometer

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Vernier Scientific  

/ vĕr-nyā′ /

1. French mathematician and maker of scientific instruments, known especially for his invention of an auxiliary scale (named after him) used for obtaining a highly precise reading of a subdivision of an ordinary scale.

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Etymology

Origin of vernier

First recorded in 1760–70; named after P. Vernier

Example Sentences

The Hwasong-14 had only one nozzle, and it used four vernier engines to steer the missile.

From Washington Post • Nov. 30, 2017

They were, Small vernier rockets near each of the craft's three legs fired to stabilize the spacecraft in a base-down attitude.

From Time Magazine Archive

Name the use of the following: Gal vanometer, vernier, oscillograph, pantograph, micrometer, pyrometer.

From Time Magazine Archive

These course corrections were made by controllable vernier rockets and slight changes of the direction in the thrust of the main engine.

From Time Magazine Archive

If a correction should be found necessary, it is better to ease the pressure of the thumb-screw over the vernier before making such correction, tightening it again afterwards.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua