Word: desterilize
Part of speech: Verb
Syllables: de
ster
i
lize
Definition: To contaminate (medical equipment, etc.) so that it is no longer sterile.
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: sterile
Language: en
PoS: Adjective
Meaning: Germless; free from all living or viable microorganisms.
Affix: -ize
Language: en
PoS: Suffix
Meaning: to do what is denoted by the noun/adjective