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WordReference Random House Learner's Dictionary of American English © 2024i•o•dine /ˈaɪəˌdaɪn, -dɪn; in Chemistry also -ˌdin/,USA pronunciation also i•o•din /ˈaɪədɪn/USA pronunciation n. [uncountable]- Chemistry, Drugsa dense, violet-colored substance used as an antiseptic on wounds, as a nutritional supplement, and in photography.
WordReference Random House Unabridged Dictionary of American English © 2024i•o•dine (ī′ə dīn′, -din; in Chem. also ī′ə dēn′),USA pronunciation n. [Chem.]- Chemistry, Drugsa nonmetallic halogen element occurring at ordinary temperatures as a grayish-black crystalline solid that sublimes to a dense violet vapor when heated: used in medicine as an antiseptic. Symbol: I;
at. wt.: 126.904;
at. no.: 53;
sp. gr.: (solid) 4.93 at 20°C.
Also, i•o•din (ī′ə din).USA pronunciation - Greek īó̄dēs, origin, originally rust-colored, but by folk etymology, etymological taken as í(on) violet + -ōdēs -ode1) + -ine2; introduced by H. Davy
- French iode (
- 1814
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