Pronunciation: (vûr'nē-ur),[key] —n. 1. Also,ver'nier 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. See illus. under sextant. 2. Mach.an auxiliary device for giving a piece of apparatus a higher adjustment accuracy.
—adj. equipped with a vernier: a vernier barometer.
Pronunciation: (vûr'nē-ur; Fr. ver-nyā'),[key] —n. Pierre Pronunciation: (pyer),[key] 1580–1637, French mathematician and inventor.