cryonics

Concise Oxford English Dictionary © 2008 Oxford University Press:
cryonics /krʌɪˈɒnɪks/

▶plural noun [treated as sing.] the deep-freezing of the bodies of people who have died of an incurable disease, in the hope of a future cure.

– derivatives
cryonic adjective.

– origin 1960s: contr. of cryogenics.