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An exclamation of joy or triumph; -- often interjectional.

A large and handsome American moth (Hyperchiria Io), having a large, bright-colored spot on each hind wing, resembling the spots on the tail of a peacock. The larva is covered with prickly hairs, which sting like nettles.

See Iodo-.

An oily liquid, Cl3.CHO, analogous to chloral and bromal.

A salt of iodic acid.

One of a series of compounds containing iodine, and analogous to the chlorhydrins.

to, or containing, iodine; specif., denoting those compounds in which it has a relatively high valence; as, iodic acid. Iodic acid, a monobasic acid, consisting of iodine with three parts of oxygen and one of hydrogen.

A binary compound of iodine, or one which may be regarded as binary; as, potassium iodide.

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.…

A morbid state produced by the use of iodine and its compounds, and characterized by palpitation, depression, and general emaciation, with a pustular eruption upon the skin.

To treat or impregnate with iodine or its compounds; as, to iodize a plate for photography. R. Hunt.

One who, or that which, iodizes.

A prefix, or combining from, indicating iodine as an ingredient; as, iodoform.

Any of several isomeric iodine derivatives of the cresols, C6H3I(CH3)OH, esp. one, an odorless amorphous powder, used in medicine as a substitute for iodoform.

A yellow, crystalline, volatile substance, CI3H, having an offensive odor and sweetish taste, and analogous to chloroform. It is used in medicine as a healing and antiseptic dressing for wounds and sores.

A light powder used as a substitute for iodoform. It is a compound of iodoform and albumin.

A crystallized substance of the composition C4I4NH, technically tetra-iodo-pyrrol, used like iodoform.

A iodide of quinine obtained as a brown substance,. It is the base of herapathite. See Herapathite.

culiar substance obtained from the thyroid gland, containing from nine to ten per cent of iodine.

Pertaining to, or containing, iodine. See -ous (chemical suffix). Iodous acid, a hypothetical acid, analogous to chlorous acid.