hlutgrúpa

== Icelandic == === Etymology === From hlut- (“partial, sub”) +‎ grúpa (“group”). === Pronunciation === IPA(key): /ˈl̥ʏːtˌkruːpa/ === Noun === hlutgrúpa f (genitive singular hlutgrúpu, nominative plural hlutgrúpur) (group theory) a subgroup ==== Declension ==== ==== Derived terms ====