galvanic anode
Word Rarity
Very rare
Frequency: Zipf frequency 2.25 in modern English
20
Scrabble Score
13
Letters
4
Syllables
10
Unique Chars
Meaning
noun
An anode used to protect buried or submerged metal structures from corrosion, made from a metal alloy with a more "active" voltage (more negative electrochemical potential) than the metal of the protected structure, so that the anode material corrodes and is consumed in preference to the structure.