根こん本ぽん主しゅ義ぎ者しゃこんぽんしゅぎしゃMeanings1nounfundamentalistRefers to a person who adheres strictly to the basic principles of a religion, ideology, or movement. Often used in religious contexts.彼かれはキリスト教きょうの根こん本ぽん主しゅ義ぎ者しゃだ。He is a Christian fundamentalist.