SEMPITERNAL

sempiternal. Sempiternal, a. everlasting, perpetual, endless

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Sem′pi‐ter″nal (?), a. [[L. sempiternus, fr. semper always: cf. F. sempiternel.]] 1. 1. Of neverending duration; everlasting; endless; having beginning, but no end. Sir M. Hale.
2. 2. Without beginning or end; eternal. Blackmore.