A nonmetallic element belonging to the halogens

• Antiseptic: Var
• Medicine-cabinet item
• Used especially in medicine and photography and in dyes
• Medicinal aid: Var.
• Element used in medicine: Var.
• Antiseptic: Var.
• Medicinal aid: Var
• It's used in dyes and photography

Wiktionary Word definitions in Wiktionary
n. (context obsolete US English) (alternative form of iodine English)