noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A process by which atoms or molecules spontaneously transition from an electrically neutral state to a lower-energy ionized state countable, uncountable

Synonyms

All synonyms

autodetachment

Etymology

From auto- + ionization.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.