perishless
/pəˈrɪʃlɪs/Definitions
1. adjective
without the power or tendency to decay or perish; indestructible
“The team’s new, perishless technology will revolutionize the field of medicine.”
2. noun
a person or thing that cannot be destroyed or perish
“The mythical phoenix is often seen as a symbol of eternal life, a perishless creature.”