from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Not using liquid.

from The Century Dictionary.

  • Dispensing with fluid; of a barometer, dispensing with a fluid, as quicksilver, which is employed in an ordinary barometer.
  • noun An aneroid barometer.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Containing no liquid; -- said of a kind of barometer.
  • adjective 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.
  • noun An aneroid barometer.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Not using or containing fluid
  • noun An aneroid barometer

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun a barometer that measures pressure without using fluids
  • adjective containing no liquid or actuated without the use of liquid


from The American Heritage® Dictionary of the English Language, 4th Edition

[French anéroïde : Greek a-, without; see a– + Late Greek nēron, water; see newo- in Indo-European roots.]


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