from The Century Dictionary and Cyclopedia
- n. The glass tube, hermetically sealed at the top, within which the mercurial column of a barometer is contained.
- n. An area in which the current barometric pressure is decidedly above the normal value for that place and date.
- n. An area in which the current barometric pressure is decidedly below the normal value for that place and date.
Sorry, no etymologies found.
At the same moment the professor manipulated another valve, intently watching the barometer-tube meanwhile; and presently it became apparent that the descending movement had ceased, and that the _Flying Fish_ was hanging suspended in mid-air, about a thousand feet below the vast cloud-veil that now obscured the heavens.
All at once the blood dropped out of her cheeks as the mercury drops from a broken barometer-tube, and she melted away from her seat like an image of snow; a slung-shot could not have brought her down better.