Added 9 October 2026
sempiternal
/ˌsɛm.pɪˈtɜː.nəl/ adjective
Latin root: sempiternālis Wiktionary
adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about sempiternal at Wordnik → Where our words come from →
Origin
From Old French sempiternel, from Medieval Latin sempiternālis, from Latin sempiternus, a contraction of semperæternus, from semper (“always”) + æternus (“eternal”).
From Wiktionary, via Kaikki.org (CC BY-SA)