hálfhringur

== Icelandic == === Etymology === From hálf- +‎ hringur. === Noun === hálfhringur m (genitive singular hálfhrings, nominative plural hálfhringir or hálfhringar) (geometry) semicircle ==== Declension ==== === Further reading === “hálfhringur” in the Dictionary of Modern Icelandic (in Icelandic) and ISLEX (in the Nordic languages)