(dated) An instrument for measuring and automatically recording the rise and fall of a river.
gallupville
overpruning
overpruning
verb
present participle of overprune
overpumping
overpumping
verb
present participle of overpump
oversupping
oversupping
verb
present participle of oversup
pervigilium
pervigilium
noun
(archaic) wakefulness; mild insomnia
pluviograph
pluviograph
noun
An instrument for measuring the amount of water that has fallen (i.e. a rain gauge), with a feature to register the data in real time to demonstrate rainfall over a short period, often an automated graphing instrument.