Chemical element; also referred to as ヨード in some contexts.
See also: ヨード
Iodine is used for disinfection.
Seaweed contains a lot of iodine.
iodic acid
iodine-125
iodine-131
iodine-starch reaction
Standard modern spelling for iodine.
Search-only mixed kana-kanji form.
Older kanji form; rarely used today.
From 沃 (an older kanji for iodine, now replaced by ヨウ) + 素 (element). The reading よう is derived from the first syllable of 'iodine'.