barometer
an instrument for measuring air pressure a round, cylindrical object two dials or gauges a needle or pointer on one of the dials a glass window with a vacuum-sealed interior a metal base or mount
barometer which is an instrument for measuring air pressure barometer which is a round, cylindrical object barometer which has two dials or gauges barometer which is a needle or pointer on one of the dials barometer which is a glass window with a vacuum-sealed interior barometer which is a metal base or mount