ヨウ素 ようそ Also written 沃素 Meanings Noun iodine (I) See also: ヨード. Kanji 素 element. Read as ソ. Words containing ヨウ素 ヨウ素酸 (ようそさん) iodic acid ヨウ素価 (ヨウそか) iodine value 過ヨウ素酸 (かようそさん) periodic acid And 4 more. Jinuma: Japanese Dictionary · Word lists