Definition of eternalize in US English:

eternalize

(British eternalise)

verb

[with object]
  • Cause to last forever; perpetuate.

    ‘he will eternalize the conflict’
    ‘portraits of deceased relatives eternalized their image and memory’

Pronunciation

eternalize

/əˈtərn(ə)lˌaɪz//əˈtərn(ə)lˌīz/