depolymerize
Concise Oxford English Dictionary © 2008 Oxford University Press:
depolymerize /diːˈpɒlɪmərʌɪz/ (or depolymerise /diːˈpɒlɪmərʌɪz/)
▶verb Chemistry break (a polymer) down into smaller units.
– derivatives
depolymerization noun.
depolymerization noun.
'depolymerize' also found in these Oxford entries:

