Iodin and Tincture of iodine

Iodin 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).

Tincture of iodine and iodin are semantically related. In some cases you can use "Tincture of iodine" instead a noun "Iodin".

Tincture of iodine noun - A tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic.

Iodin and tincture of iodine are semantically related. Sometimes you can replace term "Iodin" with "Tincture of iodine", this terms are similar.