Word: desaturate
Part of speech: Verb
Syllables: de
sat
u
rate
Definition: Of the oxygen saturation level in a one's hemoglobin, to decrease; to drop.
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: saturate
Language: en
PoS: Adjective
Meaning: Saturated; wet.
Etymology Compounds: Affix: saturātus
Language: la
Decoded: saturatus
PoS: Participle
Meaning: sated, satisfied