Referring to a mechanism or system that automatically records its own data or operation metrics.

Referring to a type of barometer or gauge that measures pressure without the use of liquid.

एरोइड

English Usage: The aneroid barometer provided accurate atmospheric pressure readings without the mess of mercury.

Hindi Usage: एरोइड बैरोमीटर ने पारे की गंदगी के बिना सटीक वायुमंडलीय दबाव के रीडिंग्स प्रदान किए।