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Showing results for electrolysis. Search instead for electrophysics.

electrolysis

American  
[ih-lek-trol-uh-sis, ee-lek-] / ɪ lɛkˈtrɒl ə sɪs, ˌi lɛk- /

noun

  1. Physical Chemistry. the passage of an electric current through an electrolyte with subsequent migration of positively and negatively charged ions to the negative and positive electrodes.

  2. the destruction of hair roots, tumors, etc., by an electric current.


electrolysis British  
/ ɪlɛkˈtrɒlɪsɪs /

noun

  1. the conduction of electricity by a solution or melt, esp the use of this process to induce chemical changes

  2. the destruction of living tissue, such as hair roots, by an electric current, usually for cosmetic reasons

"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

Etymology

Origin of electrolysis

First recorded in 1830–40; electro- + -lysis

Vocabulary lists containing electrolysis

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Hydrogen can be produced through electrolysis, a process that uses electricity to split water into hydrogen and oxygen.

From Science Daily Aug. 11, 2026

The Welsh Government says it is monitoring the implementation of mandatory licencing schemes for acupuncture, dry needling, body piercing, electrolysis, tattooing and semi-permanent makeup and this "will inform any potential future extension to other procedures".

From BBC Jul. 5, 2026

Newer seawater electrolysis research continues to focus on the same bottlenecks: corrosion resistant materials, long lasting electrodes, chlorine suppression, and system designs that can survive real seawater rather than ideal laboratory solutions.

From Science Daily May 10, 2026

Recent reviews of direct seawater electrolysis continue to highlight the same core challenge.

From Science Daily May 10, 2026

The electrolysis separated the hydrogen and oxygen from each other.

From "The Martian" by Andy Weir

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