Definition of iodine

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Iodine (n.) 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..

Lern More About Iodine

Acidifier :: Acidifier (n.) A simple or compound principle, whose presence is necessary to produce acidity, as oxygen, chlorine, bromine, iodine, etc..
Erythrodextrin :: Erythrodextrin (n.) A dextrin which gives a red color with iodine. See Dextrin.
Oxiodic :: Oxiodic (a.) Pertaining to, or designating, certain compounds of iodine and oxygen..
Liquefacient :: Liquefacient (n.) An agent, as mercury, iodine, etc., which promotes the liquefying processes of the system, and increases the secretions..
Iodic :: Iodic (a.) to, or containing, iodine; specif., denoting those compounds in which it has a relatively high valence; as, iodic acid..
Granulose :: Granulose (n.) The main constituent of the starch grain or granule, in distinction from the framework of cellulose. Unlike cellulose, it is colored blue by iodine, and is converted into dextrin and sugar by boiling acids and amylolytic ferments..
Lardacein :: Lardacein (n.) A peculiar amyloid substance, colored blue by iodine and sulphuric acid, occurring mainly as an abnormal infiltration into the spleen, liver, etc..
Achroodextrin :: Achroodextrin (n.) Dextrin not colorable by iodine. See Dextrin.
Iodize :: Iodize (v. t.) To treat or impregnate with iodine or its compounds; as, to iodize a plate for photography..
Periodic :: Periodic (a.) Pertaining to, derived from, or designating, the highest oxygen acid (HIO/) of iodine..
Hydriodic :: Hydriodic (a.) Pertaining to, or derived from, hydrogen and iodine; -- said of an acid produced by the combination of these elements..
Diiodide :: Diiodide (n.) A compound of a binary type containing two atoms of iodine; -- called also biniodide.
Iodhydrin :: Iodhydrin (n.) One of a series of compounds containing iodine, and analogous to the chlorhydrins..
Chloriodic :: Chloriodic (a.) Compounded of chlorine and iodine; containing chlorine and iodine.
Varec :: Varec (n.) The calcined ashes of any coarse seaweed used for the manufacture of soda and iodine; also, the seaweed itself; fucus; wrack..
Heptad :: Heptad (n.) An atom which has a valence of seven, and which can be theoretically combined with, substituted for, or replaced by, seven monad atoms or radicals; as, iodine is a heptad in iodic acid. Also used as an adjective..
Polyiodide :: Polyiodide (n.) A iodide having more than one atom of iodine in the molecule.
Kelp :: Kelp (n.) The calcined ashes of seaweed, -- formerly much used in the manufacture of glass, now used in the manufacture of iodine..
Chloriodine :: Chloriodine (n.) A compound of chlorine and iodine.
Absorbent :: Absorbent (n.) Any substance which absorbs and neutralizes acid fluid in the stomach and bowels, as magnesia, chalk, etc.; also a substance e. g., iodine) which acts on the absorbent vessels so as to reduce enlarged and indurated parts..
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