Deexcitation
//diːˌɛksaɪˈteɪʃən// noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 The change in state as an excited state releases a quantum of energy. countable, uncountable
Etymology
From de- + excitation.
Related phrases
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.