Definition of unperishableness in US English:

unperishableness

noun

  • The quality of being unperishable; indestructibility; immortality.

Origin

Mid 17th century; earliest use found in William Jenkyn (bap. 1613, d. 1685), nonconformist minister. From unperishable + -ness.

Pronunciation

unperishableness

/(ˌ)ʌnˈpɛrɪʃəblnəs/