English word autoionization comes from English ionization, English auto-
| Dictionary entry | Language | Definition |
|---|---|---|
| ionization | English (eng) | (chemistry, physics) any process that leads to the dissociation of a neutral atom or molecule into charged particles ions; the state of being ionized. |
| auto- | English (eng) | (from automatic) automatic. (from automobile) relating to cars or the driving of cars. Regarding oneself. |
| autoionization | English (eng) | A process by which atoms or molecules spontaneously transition from an electrically neutral state to a lower-energy ionized state. |