Aneroid

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Aneroid \An"e*roid\, a. [Gr. 'a priv. + nhro`s wet, moist +
     -oid: cf. F. an['e]ro["i]de.]
     Containing no liquid; -- said of a kind of barometer.
     [1913 Webster]
  
     {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.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  aneroid \an"e*roid\, n.
     An aneroid barometer.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  aneroid
       adj : containing no liquid or actuated without the use of liquid;
             "aneroid barometer"
       n : a barometer that measures pressure without using fluids
           [syn: {aneroid barometer}]