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Iodine

//ˈaɪ.əˌdaɪn/ noun, verb

Definitions

Noun
  1. 1
    A chemical element (symbol: I) with an atomic number of 53; one of the halogens. uncountable, usually
  2. 2
    a tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic wordnet
  3. 3
    An antiseptic incorporating the element. uncountable, usually
  4. 4
    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) wordnet
  5. 5
    An iodide. countable, obsolete, uncountable, usually
Verb
  1. 1
    to treat with iodine. transitive

Etymology

Etymology 1

From French iode + -ine, from Ancient Greek ἰοειδής (ioeidḗs, “violet”). Coined by British chemist Humphry Davy in 1814.

Etymology 2

From French iode + -ine, from Ancient Greek ἰοειδής (ioeidḗs, “violet”). Coined by British chemist Humphry Davy in 1814.

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