1. An instrument for measuring the pressure of the atmosphere, and so indicating changes of weather, as well as determining altitudes.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• barrometer,
• barometic,
• barometor,
• barometeric,
• barameter,
• baromter,
• barrometers,
• berometer,
• paremeter,
• alometer,
• batometer,
• barmeter,
• carometer,
• baromater,
• barometar,
• evaprometer,
• peizometer,
• varyometer,
• acometer,
• areometer

• baronetise,
• baronet,
• baronetize,
• barnette,
• Barnet,
• barometric,
• Barometrical.

The adjective form of the word "barometer" is "barometric".

The plural of the "barometer" can be the "barometers".

The singular of the "barometer" can be the "barometer".