Fortin barometer

From Wiktionary, the free dictionary
Jump to navigation Jump to search

English[edit]

Etymology[edit]

Invented by Jean Nicolas Fortin.

Noun[edit]

Fortin barometer (plural Fortin barometers)

  1. A kind of barometer using a variable-displacement mercury cistern, usually constructed with a thumbscrew pressing on a leather diaphragm bottom, which compensates for displacement of mercury in the column with varying pressure.
Retrieved from "https://en.wiktionary.org/w/index.php?title=Fortin_barometer&oldid=73003992"