Meaning & use
ionization
The process by which an atom or molecule gains or loses electrons, becoming an electrically charged ion.
See it in a sentence
Ionization of the gas allowed an electric current to pass through the tube.
Radiation can cause ionization in living tissue, which may damage cells.
A note on using this word
Ionization is a core concept in chemistry and physics, underlying phenomena from lightning to how smoke detectors work.
Words with a similar meaning
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