aneroid barometer


Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Acronyms.
Related to aneroid barometer: mercury barometer

aneroid barometer:

see barometerbarometer
, instrument for measuring atmospheric pressure. It was invented in 1643 by the Italian scientist Evangelista Torricelli, who used a column of water in a tube 34 ft (10.4 m) long.
..... Click the link for more information.
.

aneroid barometer

[′an·ə‚rȯid bə′räm·əd·ər]
(engineering)
A barometer which utilizes an aneroid capsule. Also known as aneroid.

aneroid barometer

aneroid barometer
An instrument that measures the atmospheric pressure. It consists of a cylindrical vacuum chamber with corrugated tops and sides. A system of springs within the chamber prevents the chamber from collapsing as a result of outside air pressure. A pointer through a suitable gearing indicates the expansion and contraction of the aneroid, according to the atmospheric pressure. Also known as a siphon chamber.

aneroid barometer

a device for measuring atmospheric pressure without the use of fluids. It consists of a partially evacuated metal chamber, the thin corrugated lid of which is displaced by variations in the external air pressure. This displacement is magnified by levers and made to operate a pointer
References in periodicals archive ?
The example shown here is one of these banjo aneroid barometers, dating to the late 19th/early 20th century.
Limited Tenders are invited for Procurement Of Aneroid Barometer
Their website boasts of "an incredible variety of weather predictors, from conventional mercury and aneroid barometers.