helmingunartími

== Icelandic == === Etymology === From helmingun (“halving”) +‎ tími (“time”). === Noun === helmingunartími m (genitive singular helmingunartíma, nominative plural helmingunartímar) (physics) half-life ==== Declension ==== === Further reading === “helmingunartími” in the Dictionary of Modern Icelandic (in Icelandic) and ISLEX (in the Nordic languages)