cryptobiosis

noun
cryp·​to·​bi·​o·​sis | \ ˌkrip-(ˌ)tō-ˌbī-ˈō-səs, -(ˌ)bē- How to pronounce cryptobiosis (audio) \
plural cryptobioses\ -​ˌsēz How to pronounce cryptobioses (audio) \

Medical Definition of cryptobiosis

: the reversible cessation of metabolism under extreme environmental conditions (as low temperature)