微量元素 びりょうげんそ Meanings Noun trace element micronutrient See also: 微量要素 (びりょうようそ). Kanji 微 slight. Read as ビ. 量 quantity. Read as リョウ. 元 source. Read as ゲン. 素 element. Read as ソ. Jinuma: Japanese Dictionary · Word lists