Sĕm′pi-tĕr′nal, a.

a. [Fr. sempiternal, It. sempiternale, sempiterno, Sp. & Pg. sempiterno, Pr. sempitern, Lat. sempiternus, from semper, always.]

1. Of never-ending duration; everlasting; endless; having beginning, but no end.
2. Without beginning or end; eternal. [Rare.]