'Piezometer' definitions:

Definition of 'piezometer'

(from WordNet)
noun
A measuring instrument for measuring high pressures

Definition of 'Piezometer'

From: GCIDE
  • Piezometer \Pi`e*zom"e*ter\, n. [Gr. ? to press + -meter: cf. F. pi['e]zom[`e]tre.]
  • 1. (Physics) An instrument for measuring the compressibility of liquids. [1913 Webster]
  • 2. (Physics) A gauge connected with a water main to show the pressure at that point. [1913 Webster] Piffero