|sempə̇|tərn ə l adjective
also sem·pi·tern ˈ ̷ ̷ ̷ ̷ˌtərn
Etymology: sempiternal from Middle English, from Late Latin sempiternalis, from Latin sempiternus eternal (from semper always, from sem- one + per through) + -alis -al; sempitern from Middle English sempiterne, from Middle French, from Latin sempiternus — more at same , for
: of never-ending duration : everlasting , eternal
as they are ubiquitous and sempiternal , war against them must be everlasting — G.W.Johnson
• sem·pi·ter·nal·ly | ̷ ̷ ̷ ̷|tərn ə lē adverb