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The act of proceeding; continued forward movement; procedure; progress; advance. "Long process of time." Milton. The thoughts of men are widened with the process of the suns. Tennyson.

A plate prepared by a mechanical process, esp. a photomechanical process.

uing; regular, orderly, or ceremonious progress; continuous course. Bp. Pearson. That the procession of their life might be More equable, majestic, pure, and free. Trench.

Of or pertaining to a procession; consisting in a procession. The processional services became more frequent. Milman.

One who goes or marches in a procession. [R.]

Pertaining to a procession; consisting in processions; as, processionary service. Processionary moth (Zoöl.), any moth of the genus Cnethocampa, especially C. processionea of Europe, whose larvæ make large webs on oak trees, and go out to feed in regular order. They are covered with stinging hairs.

One who takes part in a procession.

oceeding prescribed by statute for ascertaining and fixing the boundaries of land. See 2d Procession. [ Local, U. S.] Bouvier.

Proceeding; advancing. Because it is language, -- ergo, processive. Coleridge.

That variety of either the Bessemer or the open-hearth process in which the converter or hearth is lined with acid, that is, highly siliceous, material. Opposed to basic process.

A process of extracting gold or silver by treating the ore in a revolving barrel, or drum, with mercury, chlorine, cyanide solution, or other reagent.

A Bessemer or open-hearth steel-making process in which a lining that is basic, or not siliceous, is used, and additions of basic material are made to the molten charge during treatment. Opposed to acid process, above. Called also Thomas process.

The process of washing molten pig iron by adding iron oxide, proposed by I. Lowthian Bell of England about 1875.

Any process in which advantage is taken of the fact that prepared bitumen is rendered insoluble by exposure to light, as in photolithography.

A certain process for producing upon articles of iron or steel an adherent coating of the magnetic oxide of iron (which is not liable to corrosion by air, moisture, or ordinary acids). This is accomplished by producing, by oxidation at about 1600º F. in a closed space, a coating containing more or less of the ferric ox…

A printing process depending on the effect of light on bichromatized gelatin. Paper coated with a mixture of the gelatin and a pigment is called carbon paper or carbon tissue. This is exposed under a negative and the film is transferred from the paper to some other support and developed by washing (the unexposed portio…

A process of separating the substances contained in pulverized ore or the like by depositing the mixture on the surface of a flowing liquid, the substances that are quickly wet readily overcoming the surface tension of the liquid and sinking, the others flowing off in a film or slime on the surface, though, perhaps, h…

The process of removing moisture from the blast of an iron blast furnace by reducing its temperature so far that it will not remain suspended as vapor in the blast current, but will be deposited as snow in the cooling apparatus. The resultant uniformly dehydrated blast effects great economy in fuel consumption, and pro…

A process of hardening the face of steel, as armor plates, invented by Hayward A. Harvey of New Jersey, consisting in the additional carburizing of the face of a piece of low carbon steel by subjecting it to the action of carbon under long-continued pressure at a very high heat, and then to a violent chilling, as by a…

A process practiced by Friedrich Krupp, Essen, Germany, for washing pig iron, differing from the Bell process in using manganese as well as iron oxide, and performed in a Pernot furnace. Called also the Bell-Krupp process.