奥陶紀おうとうき Noun English jmdict 1 noun (common) (futsuumeishi) rare term Ordovician period See also: オルドビス紀 (オルドビスき)
紀き Noun Noun family or surname English jmdict 1 noun (common) (futsuumeishi)noun geology period 2 noun (common) (futsuumeishi) abbreviation Nihon Shoki (second oldest work of Japanese history, compiled in 720 CE);Nihongi;Chronicles of Japan See also: 日本書紀 (にほんしょき) 3 noun (common) (futsuumeishi) abbreviation historical term Kii (former province located in present-day Wakayama and southern Mie prefectures) English jmnedict 1 Ki