Meaning of VERNIER in English

VERNIER

I. ˈvər-nē-ər noun

Etymology: Pierre Vernier

Date: 1766

1. : a short scale made to slide along the divisions of a graduated instrument for indicating parts of divisions

2.

a. : a small auxiliary device used with a main device to obtain fine adjustment

b. : any of two or more small supplementary rocket engines or gas nozzles on a missile or a rocket vehicle for making fine adjustments in the speed or course or controlling the attitude — called also vernier engine

II. adjective

Date: 1788

: having or comprising a vernier

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.