Thesaurus: hygrometer

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1. n. An instrument for measuring the degree of moisture of the atmosphere.
2. n. measuring instrument for measuring the relative humidity of the atmosphere
3. An instrument for measuring the degree of moisture of the atmosphere. Daniell's hygrometer, a form of hygrometer consisting of a bent glass tube terminating in two bulbs, the one covered with muslin, the other of black glass, and containing ether and a thermometer. Ether being poured on the muslin, the black ball, cooled by the evaporation of the ether within, is soon covered with dew; at this moment, the inclosed thermometer gives the dew-point, and this, compared with the reading of one in the air, determines the humidity.
4. An instrument for measuring the degree of moisture of theatmosphere. Daniell's hygrometer, a form of hygrometer consisting ofa bent glass tube terminating in two bulbs, the one covered withmuslin, the other of black glass, and containing ether and athermometer. Ether being poured on the muslin, the black ball, cooledby the evaporation of the ether within, is soon covered with dew; atthis moment, the inclosed thermometer gives the dew-point, and this,compared with the reading of one in the air, determines the humidity.
5. n. measuring instrument for measuring the relative humidity of the atmosphere