Definition of aneroid in English:

aneroid

Syllabification: an·er·oid
Pronunciation: /ˈanəˌroid
 
/

adjective

  • Relating to or denoting a barometer that measures air pressure by the action of the air in deforming the elastic lid of an evacuated box or chamber.
    More example sentences
    • He used a standard-sized, calibrated aneroid sphygmomanometer blood pressure cuff to measure pressure in the left arm.
    • We calibrated the blood pressure measurement system prior to use each day with an aneroid sphygmomanometer.
    • On July 17, 1929, he flew the first instrumented payload, consisting of an aneroid barometer, a thermometer, and a camera.

noun

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  • An aneroid barometer.
    More example sentences
    • He pointed out that some Midwestern facilities began phasing out mercury-containing sphygmomanometers and switching over to aneroids a few years ago, at the urging of St. Mary's Duluth clinic.

Origin

mid 19th century: coined in French from Greek a- 'without' + nēros 'water'.

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