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ction of sulphuric acid on yellow prussiate of potassium (potassium ferrocyanide), and chemically resembles hydrochloric and hydrobromic acids. Called also prussic acid, hydrogen cyanide, etc.

is very inflammable, and is an ingredient of coal gas and water gas. It is standard of chemical equivalents or combining weights, and also of valence, being the typical monad. Symbol H. Atomic weight 1.

A chemical process involving the addition of the elements of water.

austic alkali. Encyc. Brit. Hydrolitic ferment (Physiol. Chem.), a ferment, enzyme, or chemical ferment, which acts only in the presence of water, and which causes the substance acted upon to take up a molecule of water. Thus, diastase of malt, ptyalin of saliva, and boiling dilute sulphuric acid all convert starch by…

A physician who explained or treated diseases upon chemical principles; one who practiced iatrochemistry.

sicians in Flanders, in the 17th century, who held that health depends upon the proper chemical relations of the fluids of the body, and who endeavored to explain the conditions of health or disease by chemical principles.

Pertaining to, or obtained from, nux vomica or St. Ignatius's bean; as, igasuric acid.

An alkaloid found in nux vomica, and extracted as a white crystalline substance.

Not metrical or rhythmical. [R.] Chapman.

or converse with his opponent, originally with the object of effecting, if possible, an amicable adjustment of the suit. The actual object, however, has long been merely to obtain further time to plead, answer to the allegations of the opposite party.

; esp., in pl., things which can not be placed or used together because of a change of chemical composition or of opposing medicinal qualities; as, the incompatibles of iron.

her animal fluids, and convertible into red and blue indigo (urrhodin and uroglaucin). Chemically, it is indoxyl sulphate of potash, C8H6NSO4K, and is derived from the indol formed in the alimentary canal. Called also uroxanthin.

sembles zinc, being white or lead gray, soft, malleable and easily fusible, but in its chemical relation it resembles aluminium or gallium. Symbol In. Atomic weight, 113.4.

table; irascible; easily provoked; as, an inflammable temper. Inflammable air, the old chemical name for hydrogen.

To bury or place in warm earth for chemical or medicinal purposes.

Inimical; unfriendly. [R.] Sterne.

Inimical; hurtful. [Obs.] Evelyn.

for life; devoid of an organized structure; unorganized; lifeness; inanimate; as, all chemical compounds are inorganic substances.

t is effected; a tool; a utensil; an implement; as, the instruments of a mechanic; astronomical instruments. All the lofty instruments of war. Shak.

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