definitions

sacrificial anode

noun

Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.

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Nearby words

sacred writ, sacrifice, sacrifice fly, sacrifice paddock, sacrificial, sacrificial anode, sacrilege, sacrilegious, sacring, sacring bell, sacristan

Origin of sacrificial anode

First recorded in 1975–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for sacrificial anode

sacrificial anode

noun

metallurgy an electropositive metal, such as zinc, that protects a more important electronegative part by corroding when attacked by electrolytic action
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012