water gauge(redirected from Sight glass)
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An instrument indicating the level of water, as in a boiler, tank, reservoir, or stream.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Mechanical Engineering) an instrument that indicates the presence or the quantity of water in a tank, reservoir, or boiler feed. Also called: water glass
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any device for indicating the height of water in a reservoir, boiler, etc.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||water gauge - gauge for indicating the level of water in e.g. a tank or boiler or reservoir|
gauge, gage - a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc.
water level - a water gauge that shows the level by showing the surface of the water in a trough or U-shaped tube
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