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单词 gasoscope
释义

gasoscopen.

Brit. /ˈɡasəskəʊp/, U.S. /ˈɡæsəˌskoʊp/
Origin: Formed within English, by compounding. Etymons: gas n.1, -o- connective, -scope comb. form.
Etymology: < gas n.1 + -o- connective + -scope comb. form.
Now rare.
A device for indicating the presence of explosive gas; a gas alarm.
ΘΚΠ
the world > action or operation > harm or detriment > danger > warning of imminent danger or evil > [noun] > warning arousing the unwary > device for sounding alarm > of gas
gasoscope1841
gas alarm1867
1841 Surveyor, Engineer, & Architect 2 96 An apparatus called a gasoscope, and intended to show the presence of bi-carburetted hydrogen gas (the gas used for lighting) in mines, wells, houses, [etc.].
1906 Horseless Age 18 Apr. 580/3 I respectfully suggest..that the sewer department use a gasoscope which will give an alarm when a dangerous condition of the air supervenes.
1922 Amer. Gas-light Jrnl. 25 Feb. 191/1 An instrument for detecting leaks in gas mains, called a gasoscope, has been introduced in Austria.
This entry has been updated (OED Third Edition, March 2012; most recently modified version published online June 2022).
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n.1841
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