coulometer

[ koo-lom-i-ter, kuh- ]

noun

, Electricity.

1. voltameter.

coulometer

/ ˌkuːləˈmɛtrɪk; ˈkuːlɒmˌmiːtə; kuːˈlɒmɪtə /

noun

1. an electrolytic cell for measuring the magnitude of an electric charge by determining the total amount of decomposition resulting from the passage of the charge through the cell Also calledvoltameter

coulometer

/ ko̅o̅-lŏm′ĭ-tər,ko̅o̅′lə-mē′tər /

1. A device for determining the amount of a substance released during electrolysis by measuring the electrical charge that results from the electrolysis. Coulometers can be used to detect and measure trace amounts of substances such as water.

Derived Forms

• coulometric, adjective
• couˈlometry, noun

Word History and Origins

Origin of coulometer¹

First recorded in 1900–05; coulo(mb) + -meter

Word History and Origins

Origin of coulometer¹

C19: from coulomb + meter ³