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barometer
(redirected from Weather glass)

    Also found in: Dictionary/thesaurus, Legal, Financial, Encyclopedia, Wikipedia 0.01 sec.
barometer
[bərom′ətər]
Etymology: Gk, baros + metron, measure
an instrument for measuring atmospheric pressure, commonly consisting of a slender tube filled with mercury, sealed at one end, and inverted into a reservoir of mercury. At sea level the normal height of mercury in the tube is 760 mm. At higher elevations the mercury column height (barometric pressure) is less. Fluctuations in barometric pressure may precede major changes in weather, making a barometer useful in meteorologic forecasting. barometric, adj.


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My old-fashioned weather glass, which I'd been checking all evening, showed the air pressure had suddenly and completely collapsed.
VIEWPOINT: MY SHOUT by Daily Post (Liverpool, England)
With all the damp weather glass both inside and outside is not giving the best light transmission due to a build up of algae and general grime, so it is essential to clean any dirty glass and at the same time make good any broken or slipped panes.
Put your house in order for a bumper season by Sunday Mercury (Birmingham, England)
 
 
 
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