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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

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.

It takes a huge amount of green electricity to create the fuel using a process called electrolysis.

From BBC

Another major focus is reducing reliance on iridium, a costly platinum group metal used in PEM electrolysis.

From Science Daily

Hydrogen is widely seen as a key energy source for the future, which makes it critical to understand how water is split during electrolysis.

From Science Daily

The scientists believe that the nodules give off enough electric charge to split seawater into hydrogen and oxygen, a process known as electrolysis.

From Barron's

Electrochemical measurements showed that the material performs better than catalysts containing only one metal, especially under the high current conditions needed for real world electrolysis systems.

From Science Daily