noun, noun, used as a suffix
geological period
Used in geology for named periods such as ジュラ紀 (Jurassic period). Often appears as a suffix in compound terms.
ジュラ紀は恐竜の時代として知られている。
The Jurassic period is known as the age of dinosaurs.
noun
Nihon Shoki; Chronicles of Japan
Abbreviation of 日本書紀, the second oldest extant historical chronicle of Japan, completed in 720 CE. Used mainly in historical or academic contexts.
See also: 日本書紀
紀には神代から持統天皇までの歴史が記されている。
The Nihon Shoki records history from the age of the gods to Empress Jitō.
noun
Kii Province
Historical abbreviation for 紀伊国, an old province covering present-day Wakayama and southern Mie. Rare outside historical references.
紀はかつて紀伊国と呼ばれた地域を指す。
Ki refers to the region once called Kii Province.