外教 がいきょう Also written げきょう Meanings Noun foreign religion (esp. Christianity) religion other than Buddhism (esp. げきょう) Antonym: 内教 (ないきょう). Kanji 外 outside. Read as ガイ. 教 teach. Read as キョウ. Words containing 外教 日本野外教育学会 (にっぽんやがいきょういくがっかい) Japan Outdoor Education Society Jinuma: Japanese Dictionary · Word lists