unperishable
/(ˌ)ʌnˈpɛrɪʃəbl/adjective
Not perishable; especially not subject to significant deterioration or loss of quality over time.
noun
= non-perishable. Usually in plural.
Origin
Mid 16th century; earliest use found in Richard Taverner (?1505–1575), translator and evangelical reformer. From un- + perishable. With the use as noun compare perishable.