稀有元素 きゆうげんそ Also written けうげんそ, 希有元素 Meanings Noun rare element See also: 希元素 (きげんそ). Kanji 稀 rare. Read as キ. 有 have. Read as ユウ. 元 source. Read as ゲン. 素 element. Read as ソ. Word lists Chemistry Jinuma: Japanese Dictionary · Word lists