Word: dequench
Part of speech: Verb
Syllables: de
quench
Definition: To reestablish a previously quenched fluorescence
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: quench
Language: en
PoS: Verb
Meaning: To terminate or greatly diminish (a chemical reaction) by destroying or deforming the remaining reagents.