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To utter harmoniously; to recite rhythmically. Chime his childish verse. Byron.

btained by treating chloral with water. It produces sleep when taken internally or hypodermically; -- called also chloral.

The name of a group of minerals, usually of a green color and micaceous to granular in structure. They are hydrous silicates of alumina, iron, and magnesia. Chlorite slate, a schistose or slaty rock consisting of alumina, iron, and magnesia.

The chemical basis of cartilage, converted by long boiling in water into a gelatinous body called chondrin.

ina, held in solution by fats, and slowly decolorized by light; distinct from the photochemical pigments of the rods of the retina.

Any chemical group or residue (as NO

ally beating half seconds; -- intended to keep time with great accuracy for use an astronomical observations, in determining longitude, etc.

A chemical vessel consisting of two portions unequally exposed to the heat of the fire, and with connecting pipes or passages, through which the fluid rises from the overheated portion, and descends from the relatively colder, maintaining a circulation.

argillaceous schist; argillite. -- Fatty clays, clays having a greasy feel; they are chemical compounds of water, silica, and aluminia, as halloysite, bole, etc. -- Fire clay , a variety of clay, entirely free from lime, iron, or an alkali, and therefore infusible, and used for fire brick. -- Porcelain clay, a very…

) to change into a curdlike or semisolid state, not by evaporation but by some kind of chemical reaction; to curdle; as, rennet coagulates milk; heat coagulates the white of an egg.

uid to a thickened, curdlike, insoluble state, not by evaporation, but by some kind of chemical reaction; as, the spontaneous coagulation of freshly drawn blood; the coagulation of milk by rennet, or acid, and the coagulation of egg albumin by heat. Coagulation is generally the change of an albuminous body into an inso…

The chemical basis of ordinary connective tissue, as of tendons or sinews and of bone. On being boiled in water it becomes gelatin or glue.

the instrument. Error of collimation, the deviation of the line collimation of an astronomical instrument from the position it ought to have with respect to the axis of motion of the instrument. -- Line of collimation, the axial line of the telescope of an astronomical or geodetic instrument, or the line which passes…

A method of quantitative chemical analysis based upon the comparison of the depth of color of a solution with that of a standard liquid.

The act or process of uniting by chemical affinity, by which substances unite with each other in definite proportions by weight to form distinct compounds.

; to bring into harmonious union; to cause or unite so as to form a homogeneous, as by chemical union. So fitly them in pairs thou hast combined. Milton. Friendship is the which really combines mankind. Dr. H. More. And all combined, save what thou must combine By holy marriage. Shak. Earthly sounds, though sweet and w…

United closely; confederated; chemically united.

and sometimes both light and heat. Combustion results is common cases from the mutual chemical action and reaction of the combustible and the oxygen of the atmosphere, whereby a new compound is formed. Ure. Supporter of combustion (Chem.), a gas as oxygen, the combination of which with a combustible, as coal, constitu…

The power of exciting mirth; comicalness. [R.] H. Giles.

A mass or body formed by combining two or more substances; as, a chemical composition. A omposition that looks . . . like marble. Addison.