barometer column

水银柱

Atmospheric Sciences (English-Chinese) dictionary. 2014.

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  • Barometer — Ba*rom e*ter, n. [Gr. ba ros weight + meter: cf. F. barom[ e]tre.] An instrument for determining the weight or pressure of the atmosphere, and hence for judging of the probable changes of weather, or for ascertaining the height of any ascent.… …   The Collaborative International Dictionary of English

  • barometer — [bə räm′ət ər] n. [ BARO + METER] 1. an instrument for measuring atmospheric pressure, esp. an aneroid barometer or an evacuated and graduated glass tube (mercury barometer) in which a column of mercury rises or falls as the pressure of the… …   English World dictionary

  • Barometer — Schematic drawing of a simple mercury barometer with vertical mercury column and reservoir at base …   Wikipedia

  • barometer — barometric /bar euh me trik/, barometrical, adj. barometrically, adv. /beuh rom i teuhr/, n. 1. Meteorol. any instrument that measures atmospheric pressure. Cf. aneroid barometer, mercury barometer. 2. anything that indicates changes …   Universalium

  • Aneroid barometer — Barometer Ba*rom e*ter, n. [Gr. ba ros weight + meter: cf. F. barom[ e]tre.] An instrument for determining the weight or pressure of the atmosphere, and hence for judging of the probable changes of weather, or for ascertaining the height of any… …   The Collaborative International Dictionary of English

  • Marine barometer — Barometer Ba*rom e*ter, n. [Gr. ba ros weight + meter: cf. F. barom[ e]tre.] An instrument for determining the weight or pressure of the atmosphere, and hence for judging of the probable changes of weather, or for ascertaining the height of any… …   The Collaborative International Dictionary of English

  • Mountain barometer — Barometer Ba*rom e*ter, n. [Gr. ba ros weight + meter: cf. F. barom[ e]tre.] An instrument for determining the weight or pressure of the atmosphere, and hence for judging of the probable changes of weather, or for ascertaining the height of any… …   The Collaborative International Dictionary of English

  • Siphon barometer — Barometer Ba*rom e*ter, n. [Gr. ba ros weight + meter: cf. F. barom[ e]tre.] An instrument for determining the weight or pressure of the atmosphere, and hence for judging of the probable changes of weather, or for ascertaining the height of any… …   The Collaborative International Dictionary of English

  • Wheel barometer — Barometer Ba*rom e*ter, n. [Gr. ba ros weight + meter: cf. F. barom[ e]tre.] An instrument for determining the weight or pressure of the atmosphere, and hence for judging of the probable changes of weather, or for ascertaining the height of any… …   The Collaborative International Dictionary of English

  • mercury barometer — noun barometer that shows pressure by the height of a column of mercury • Hypernyms: ↑barometer * * * a barometer in which the weight of a column of mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on… …   Useful english dictionary

  • mercury barometer — a barometer in which the weight of a column of mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on an exposed cistern of mercury at the base of the mercury column, the height of the column varying with …   Universalium

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