Word: demister
Part of speech: Noun
Syllables: de
mist
er
Definition: Part of the ventilation system in a motor car that blows hot, dry air against the inside of the windscreen to prevent or remove condensation.
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: mist
Language: en
PoS: Noun
Meaning: Water or other liquid finely suspended in air.
Affix: -er
Language: en
PoS: Suffix
Meaning: Used to form nouns shorter than more formal synonyms.