Word: deexcitation
Part of speech: Noun
Syllables: deex
ci
ta
tion
Definition: The change in state as an excited state releases a quantum of energy.
Morphemes:
Affix: de-
Language: en
PoS: Prefix
Meaning: Intensifying; make more intense, stronger, or more marked; 
Etymology Compounds: Affix: dē-
Language: la
Decoded: de-
PoS: Prefix
Meaning: de-
Affix: excite
Language: en
PoS: Verb
Meaning: To cause an electron to move to a higher than normal state; to promote an electron to an outer level.
Etymology Compounds: Affix: ex
Language: la
Decoded: ex
Meaning: out
Affix: ciere
Language: la
Decoded: ciere
Meaning: call, summon
Affix: -ation
Language: en
PoS: Suffix
Meaning: A state or quality
Etymology Compounds: Affix: -ātiō
Language: la
Decoded: -atio
PoS: Suffix
Meaning: Form of -tiō appended to nouns