D defs.my
Entry 2 senses · 2 variants Webster, 1913

Aneroid

· An·e·roid · IPA /ˈænəɹɔɪd/
01 a. Containing no liquid; -- said of a kind of barometer.
  1. 1.
    Containing no liquid; -- said of a kind of barometer.
Phrases & compounds
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.
02 n. An aneroid barometer.
  1. 1.
    An aneroid barometer.