Definitions for iodineˈaɪ əˌdaɪn, -dɪn; in Chem. also -ˌdin; -dɪn
Random House Webster's College Dictionary
i•o•dineˈaɪ əˌdaɪn, -dɪn; in Chem. also -ˌdin; -dɪn(n.)
a nonmetallic halogen element occurring as a grayish-black crystalline solid that sublimes to a dense violet vapor when heated: used as an antiseptic, as a nutritional supplement, and in radiolabeling.
Category: Chemistry, Pharmacology
Ref: Compare radioiodine .; Symbol: I 4 3
Origin of iodine:
1814; < F iode < Gk īṓdēs violet-colored, der. of íon violet
iodine, iodin, I, atomic number 53(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, iodine(noun)
a tincture consisting of a solution of iodine in ethyl alcohol; applied topically to wounds as an antiseptic
A chemical element (symbol: I) with an atomic number of 53; one of the halogens.
An antiseptic incorporating the element.
Origin: From iode, from ἰοειδής + -ine
a nonmetallic element, of the halogen group, occurring always in combination, as in the iodides. When isolated it is in the form of dark gray metallic scales, resembling plumbago, soft but brittle, and emitting a chlorinelike odor. Symbol I. Atomic weight 126.5. If heated, iodine volatilizes in beautiful violet vapors
The Nuttall Encyclopedia
a non-metallic element originally obtained from kelp, but now found in South America in combination with sodium, used largely both free and in combination in medicine and surgery, in photography, and in making aniline dyes.
U.S. National Library of Medicine
A nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53, and atomic weight of 126.90. It is a nutritionally essential element, especially important in thyroid hormone synthesis. In solution, it has anti-infective properties and is used topically.
Translations for iodine
Kernerman English Multilingual Dictionary
an element used in medicine and photography, forming black crystals.
- iodoPortuguese (BR)
- das JodGerman
- 碘Chinese (Trad.)
- دواؤں اور فوٹوگرافی میں مستعمل غیر دھاتی عنصرUrdu
- 碘Chinese (Simp.)
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