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Noun1.iodin - a nonmetallic element belonging to the halogensiodin - 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)
chemical element, element - any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
iodine-131 - heavy radioactive isotope of iodine with a half-life of 8 days; used in a sodium salt to diagnose thyroid disease and to treat goiter
iodine-125 - light radioactive isotope of iodine with a half-life of 60 days; used as a tracer in thyroid studies and as a treatment for hyperthyroidism
halogen - any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
brine, saltwater, seawater - water containing salts; "the water in the ocean is all saltwater"
References in periodicals archive ?
About Violet(TM) Iodin e Violet iodine is a daily iodine supplement for the relief of the most common symptoms of cyclic mastalgia and fibrocystic breast condition (FBC), including monthly swelling, tenderness, aches and heaviness.
Mae copr, cobalt, seleniwm, sinc ac iodin yn cael eu hargymell i ffermwyr.