Fortin barometer

[ fawr-tan; French fawr-tan ]

noun

1. an adjustable cistern barometer, the most common of those employing mercury.

Word History and Origins

Origin of Fortin barometer¹

1870–75; named after J. Fortin (1750–1831), French physicist who invented it

Example Sentences

It glanced upon the great yellow cylinders of the electric machine, struck upon the long glass bottles, rebounded from two silver reflectors, and rested, in passing, upon a magnificent Fortin barometer.

From Project Gutenberg

We commenced by unearthing various meteorological and astronomical instruments—the thermometers of Baudin, Salleron, Fastre, an aneroid, a Fortin barometer, chronometers, a sextant, an astronomical spyglass, a compass glass....

From Project Gutenberg