iodines
plural of iodine
iodines
Third-person singular simple present indicative form of iodine
• ionised
Source: Wiktionary
I"o*dine (; 104), n. Etym: [Gr. iode, iodine. The name was given from the violet color of its vapor. See Violet, Idyl.] (Chem.)
Definition: 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.
Note: Iodine was formerly obtained from the ashes of seaweed (kelp or varec), but is now also extracted from certain natural brines. In the free state, iodine, even in very minute quantities, colors starch blue. Iodine and its compounds are largely used in medicine (as in liniments, antisyphilitics, etc.), in photography, in the preparation of aniline dyes, and as an indicator in titration. Iodine green, an artificial green dyestuff, consisting of an iodine derivative of rosaniline; -- called also night green.
– Iodine scarlet, a pigment of an intense scarlet color, consisting of mercuric iodide.
– Iodine yellow, a brilliant yellow pigment, consisting of plumbic iodide.
Source: Webster’s Unabridged Dictionary 1913 Edition
25 December 2024
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The earliest credible evidence of coffee-drinking as the modern beverage appeared in modern-day Yemen. In the middle of the 15th century in Sufi shrines where coffee seeds were first roasted and brewed for drinking. The Yemenis procured the coffee beans from the Ethiopian Highlands.
