specific-gravity hydrometer

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• Specific gravity — is defined as the ratio of the density of a given solid or liquid substance to the density of water at a specific temperature and pressure, typically at 4°C (39°F) and convert|1|atm|inHg|2|abbr=on|lk=on , making it a dimensionless quantity (see… …   Wikipedia

• specific gravity — specific gravity, adj. Physics. the ratio of the density of any substance to the density of some other substance taken as standard, water being the standard for liquids and solids, and hydrogen or air being the standard for gases. Also called… …   Universalium

• Hydrometer — Hy*drom e*ter, n. [Hydro , 1 + meter: cf. F. hydrom[ e]tre.] 1. (Physics) An instrument for determining the specific gravities of liquids, and thence the strength spirituous liquors, saline solutions, etc. [1913 Webster] Note: It is usually made… …   The Collaborative International Dictionary of English

• hydrometer — Hy*drom e*ter, n. [Hydro , 1 + meter: cf. F. hydrom[ e]tre.] 1. (Physics) An instrument for determining the specific gravities of liquids, and thence the strength spirituous liquors, saline solutions, etc. [1913 Webster] Note: It is usually made… …   The Collaborative International Dictionary of English

• hydrometer — [hī dräm′ət ər] n. [ HYDRO + METER] an instrument for measuring the specific gravity of liquids: it is a graduated, weighted tube that sinks in a liquid up to the point determined by the density of the liquid hydrometric [hī΄drō me′trik,… …   English World dictionary

• Hydrometer — Not to be confused with Hygrometer. Hydrometer from Practical Physics Schematic drawing of a hydrometer. The lower the densi …   Wikipedia

• Gravity (alcoholic beverage) — A floating hydrometer in use to test the specific gravity of beer Gravity, in the context of fermenting alcoholic beverages, refers to the specific gravity, or relative density compared to water, of the wort or must at various stages in the… …   Wikipedia

• hydrometer — hydrometric /huy dreuh me trik/, hydrometrical, adj. hydrometry, n. /huy drom i teuhr/, n. an instrument for determining the specific gravity of a liquid, commonly consisting of a graduated tube weighted to float upright in the liquid whose… …   Universalium

• hydrometer — An instrument for determining the specific gravity or density of a liquid. SYN: areometer, gravimeter. [hydro + G. meron, measure] * * * hy·drom·e·ter hī dräm ət ər n an instrument for determining the specific gravity of a liquid (as an alcohol… …   Medical dictionary

• hydrometer — noun Date: 1675 an instrument for determining the specific gravity of a liquid (as battery acid or an alcohol solution) and hence its strength • hydrometric adjective …   New Collegiate Dictionary

• hydrometer — noun an instrument that floats in a liquid and measures its specific gravity on a scale …   Wiktionary