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Polarograph

American  
[poh-lar-uh-graf, -grahf, puh-] / poʊˈlær əˌgræf, -ˌgrɑf, pə- /
Trademark.

  1. a brand name for an instrument that automatically registers the current in electrolysis at a dropping mercury electrode.

Example Sentences

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Polarograph is the device's name; quick, precise qualitative and quantitative chemical analysis is its purpose.

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.