aneroid

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adjective an·er·oid \ˈa-nə-ˌrȯid\

Definition of aneroid

  1. :  using no liquid; specifically :  operating by the effect of outside air pressure on a diaphragm forming one wall of an evacuated container aneroid barometer

Origin and Etymology of aneroid

French anéroïde, from Greek a- + Late Greek nēron water, from Greek, neuter of nearos, nēros fresh; akin to Greek neos new — more at new


First Known Use: circa 1842


Medical Dictionary

aneroid

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adjective an·er·oid \ˈan-ə-ˌrȯid\

Medical Definition of aneroid

  1. :  containing no liquid or actuated without the use of liquid an aneroid manometer

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