iodine
Nouns
- (n) 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) atomic number 53, I, iodin,
- (n) a tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic tincture of iodine,