気圏 きけん Meanings Noun atmosphere Kanji 気 spirit. Read as キ. 圏 sphere. Read as ケン. Words containing 気圏 大気圏 (たいきけん) the atmosphere 磁気圏 (じきけん) magnetosphere 大気圏外 (たいきけんがい) outside Earth's atmosphere And 3 more. Jinuma: Japanese Dictionary · Word lists