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Longman Dictionary of Contemporary English
electrolysis
noun
EXAMPLES FROM CORPUS
▪ A carbon dioxide electrolysis unit requires both thermal and electrical power; indeed, it needs more thermal than electrical power.
▪ High-temperature electrolysis uses a large amount of electrical and thermal energy.
▪ In electrolysis you attach a battery to two metal electrodes which are dipped into a sodium chloride solution.
▪ Some emphasis was given to the fact that one night, while the electrolysis was running, the apparatus exploded.
▪ The high-temperature electrolysis scheme that we explored in connection with a lunar base can separate carbon dioxide into oxygen and carbon monoxide.
▪ The neutron production rate appeared to rise after about an hour of electrolysis and then dropped dramatically after eight hours.
▪ This is psychic electrolysis for the headstrong..
▪ We have also seen that hydrogen is made as a byproduct of the makeup of oxygen by electrolysis of water.
The Collaborative International Dictionary
Electrolysis

Electrolysis \E`lec*trol"y*sis\, n. [Electro- + Gr. ? a loosing, dissolving, fr. ? to loose, dissolve.] (Physics & Chem.) The act or process of chemical decomposition, by the action of electricity; as, the electrolysis of silver or nickel for plating; the electrolysis of water.

Douglas Harper's Etymology Dictionary
electrolysis

1834; the name was introduced by Faraday on the suggestion of the Rev. William Whewell (1794-1866), English polymath, from electro- + Greek lysis "a loosening," from lyein "to loosen, set free" (see lose). Originally of tumors, later (1879) of hair removal. Related: electrolytic.

Wiktionary
electrolysis

n. 1 (context chemistry English) the chemical change produced by passing an electric current through a conducting solution or a molten salt 2 the destruction of hair roots by means of an electric current

WordNet
electrolysis
  1. n. lysis of a bond produced by the passage of an electric current

  2. removing superfluous or unwanted hair by passing an electric current through the hair root

Wikipedia
Electrolysis

In chemistry and manufacturing, electrolysis is a technique that uses a direct electric current (DC) to drive an otherwise non-spontaneous chemical reaction. Electrolysis is commercially important as a stage in the separation of elements from naturally occurring sources such as ores using an electrolytic cell. The voltage that is needed for electrolysis to occur is called the decomposition potential.

Usage examples of "electrolysis".

Nuclear powered, the sub extracted oxygen by electrolysis and desalinated its drinking water.

This made economic sense, because Canada had lots of natural uranium and a great deal of hydroelectric power, and during off-peak times this surplus electricity could be used to separate deuterium from hydrogen by electrolysis to make heavy water.

It is filtered off at once, or, if only present in small amount, it is carried on in the ordinary process of the assay and separated in the last filtration before electrolysis.

When much copper is present it is best separated in a nitric acid solution by electrolysis.

The cylinder must be carefully weighed, and the electrolysis allowed to proceed for 24 hours.

But it is interesting to observe that the Chimu plated objects with gold in a way which today can only be done by electrolysis.

He pointed out that one of the prizes which fell to the German war machine in 1940 during the battle of Norway was the Norsky Hydro Hydrogen Electrolysis plant, which manufactured heavy water the most efficient substance, say scientists, for the construction of a chain-reacting atomic pile.

An electrical device that puts an ultrahigh voltage on distilled water, causing electrolysis, the breakdown of water into hydrogen and oxygen.

Add to all that years of electrolysis and a handful of hormones and antiandrogens every day, and it's no wonder I didn't recognize her.

Graveline was not alarmed, because he knew how Chemo had come to look this way: It was not melanoma, but a freak electrolysis accident in Scranton, many years before.

It was something I created using the new electrolysis equipment, 'The Salt of the Ethereal Essence of Common Salt and Ash.

Oxygen was produced from the water by electrolysis, a process she remembered from her own high school days, where an electric cell broke up the water molecules into hydrogen and oxygen.

It had been a much more complicated job than the redesign of the Marsbustard, whose creators had simply modified the enormous existing throat pouch to store oxygen under pressure and provided an electrical organ derived from electric eels to manufacture oxygen from the electrolysis of water.

These gases combined in the proportion produced by electrolysis formed an explosive mixture of creditable blasting power.

The compression and electrolysis made heat, and they pumped that back into the system with heat exchangers.