Fortin barometer

noun For·tin barometer \(ˈ)fȯr¦taⁿ-\
variants: less commonly

fortin's barometer

Definition of Fortin barometer

  1. :  a cup barometer having an adjustable cistern

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Origin and Etymology of fortin barometer

after Jean Fortin †1831 French physicist and engineer, its inventor

Seen and Heard

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to cast off or become cast off

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