IPA: //paɪˈzɒmɪtə//
KK: /paɪˈzɑːmətər/
A device used to measure the pressure of liquids or gases, particularly in situations involving high pressure.
The engineer used a piezometer to monitor the pressure levels in the water reservoir.
Piezometer → It is formed from "piez" (from Greek "piezein", meaning to press) and "-meter" (from Greek "metron", meaning measure). The word describes an instrument that measures pressure, particularly in fluids.
Think of 'pressing' ('piez') to measure something ('-meter') — that's why a piezometer is used to measure pressure.