transcription, транскрипция: [ ˌsem-pi-ˈtər-n ə l ]
adjective
Etymology: Middle English, from Late Latin sempiternalis, from Latin sempiternus, from semper ever, always, from sem- one, same (akin to Old Norse samr same) + per through — more at same , for
Date: 15th century
: of never-ending duration : eternal
• sem·pi·ter·nal·ly adverb