An"e*roid (#), a. [Gr. priv. + wet, moist + -oid: cf. F. an'eroide.]

Containing no liquid; -- said of kind of barometer.

Aneroid barometer, a barometer the action of which depends on the varying pressure of the atmosphere upon the elastic top of a metallic box (shaped like a watch) from which the air has been exhausted. An index shows the variation of pressure.

 

© Webster 1913.


An"e*roid, n.

An aneroid barometer.

 

© Webster 1913.

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