gauge atmosphere
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Atmosphere (unit) — The Standard atmosphere is an international reference pressure defined as 101,325 Pa and formerly used as unit of pressure (symbol: atm).British Standard BS 350:2004 Conversion Factors for Units ] For practical purposes it has been replaced by… … Wikipedia
gauge pressure — noun : the pressure at a point in a fluid above that of the atmosphere compare absolute pressure * * * gauge pressure, the amount by which the pressure at a point in a fluid exceeds the pressure of the atmosphere … Useful english dictionary
gauge — n. & v. (US gage: see also sense 7) n. 1 a standard measure to which certain things must conform, esp.: a the measure of the capacity or contents of a barrel. b the fineness of a textile. c the diameter of a bullet. d the thickness of sheet metal … Useful english dictionary
gauge pressure — /ˈgeɪdʒ prɛʃə/ (say gayj preshuh) noun the pressure as indicated by a pressure gauge; i.e., the extent to which the pressure being measured exceeds the pressure of the atmosphere (opposed to absolute pressure). See absolute (def. 9c) …
gauge pressure — noun Engineering the amount by which the pressure measured in a fluid exceeds that of the atmosphere … English new terms dictionary
Rain gauge — A rain gauge (also known as a udometer or a pluviometer [fluviograph] or a cup) is a type of instrument used by meteorologists and hydrologists to gather and measure the amount of liquid precipitation (as opposed to solid precipitation that is… … Wikipedia
pressure gauge — 1. an instrument for measuring the pressure of a gas or liquid. 2. an instrument used to determine the pressure in the bore or chamber of a gun when the charge explodes. [1860 65] * * * Instrument for measuring the condition of a fluid (liquid or … Universalium
mercurial steam gauge — Steam Steam (st[=e]m), n. [OE. stem, steem, vapor, flame, AS. ste[ a]m vapor, smoke, odor; akin to D. stoom steam, perhaps originally, a pillar, or something rising like a pillar; cf. Gr. sty ein to erect, sty^los a pillar, and E. stand.] 1. The… … The Collaborative International Dictionary of English
Steam gauge — Steam Steam (st[=e]m), n. [OE. stem, steem, vapor, flame, AS. ste[ a]m vapor, smoke, odor; akin to D. stoom steam, perhaps originally, a pillar, or something rising like a pillar; cf. Gr. sty ein to erect, sty^los a pillar, and E. stand.] 1. The… … The Collaborative International Dictionary of English
Tide gauge — A tide gauge. A tide gauge is a device for measuring sea level and detecting tsunamis. Sensors continuously record the height of the water level with respect to a height reference surface close to the geoid. Water enters the device by the bottom… … Wikipedia
Siphon gauge — Siphon Si phon, n. [F. siphon, L. sipho, onis, fr. Gr. ??? a siphon, tube, pipe.] 1. A device, consisting of a pipe or tube bent so as to form two branches or legs of unequal length, by which a liquid can be transferred to a lower level, as from… … The Collaborative International Dictionary of English
