Електроліз полягає в електрохімічних процесах окиснення та відновлення на електродах.

"electrolysis" was introduced by Michael Faraday, 19th c., on the suggestion of the Rev. William Whewell, using the Greek words ἤλεκτρον [ɛ̌ːlektron] "amber", which since the 17th c. was associated with electric phenomena, and λύσις [lýsis] "dissolution"

Ісляндська: rafgreining, rafsundrun, rafleysing