Fortin barometer en · NOUN
Etymology
Invented by Jean Nicolas Fortin.
Meanings
- 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.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| Fortin barometers | Number=Plur | lexicographic |