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Definition of Calomel electrode
1. Noun. (physics chemistry) A reference electrode or half-cell consisting of mercury, mercurous chloride and potassium chloride; used in pH meters and voltmeters ¹
¹ Source: wiktionary.com
Medical Definition of Calomel electrode
1. An electrode in which the wire is connected through a pool of mercury to a paste of mercurous chloride (Hg2Cl2, calomel) in a potassium chloride solution covered by more potassium chloride solution; commonly used as a reference electrode. (05 Mar 2000)