Word: defocus
Part of speech: Verb
Syllables: de
fo
cus
Definition: To cause (a lens, or a beam of light or particles, etc.) to be out of focus.
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: focus
Language: en
PoS: Verb
Meaning: To cause (rays of light, etc) to converge at a single point.
Etymology Compounds: Affix: focus
Language: la
Decoded: focus
Meaning: hearth, fireplace