noun
a nonmetallic element belonging to the halogens; used especially in medicine and photography and in dyes; occurs naturally only in combination in small quantities (as in sea water or rocks)
• Derivationally related forms: ↑iodinate (for: ↑iodine), ↑iodize (for: ↑iodine), ↑iodise (for: ↑iodine)
• Hypernyms: ↑chemical element, ↑element, ↑halogen
• Hyponyms: ↑iodine-131, ↑iodine-125
Useful english dictionary. 2012.