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d baptism; in which ceremony a lighted taper was given them, as a symbol of the spiritual illumination they has received by that sacrament.

Giving or producing light; used for illumination. Illuminating gas. See Gas, n., 2 (a).

The act of illuminating, or supplying with light; the state of being illuminated.

Illuminism. [R.]

Tending to illuminate or illustrate; throwing light; illustrative. "Illuminative reading." Carlyle.

The act or process of enlightening again.

r. It is a colorless gas, with a peculiar, unpleasant odor, and is produced for use as an illuminating gas in a number of ways, but chiefly by the action of water on calcium carbide. Its light is very brilliant. Watts.

A reddish glow seen near sunset or sunrise on the summits of mountains; specif., a reillumination sometimes observed after the summits have passed into shadow, supposed to be due to a curving downward (refraction) of the light rays from the west resulting from the cooling of the air.

A light in which high illuminating power is obtained by introducing a jet of oxygen gas or of common air into the center of a flame fed with coal gas or with oil.

four or five inches in length, having small holes for the entrance of air at the bottom. Illuminating gas being also admitted at the bottom, a mixture of gas and air is formed which burns at the top with a feebly luminous but intensely hot flame. -- Argand burner, Rose burner, etc. See under Argand, Rose, etc.…

re or heat; the state of being on fire or excessively heated. Burning fluid, any volatile illuminating oil, as the lighter petroleums (naphtha, benzine), or oil of turpentine (camphine), but esp. a mixture of the latter with alcohol. -- Burning glass, a conxex lens of considerable size, used for producing an intense h…

nd is used by the natives as a candle. The oil has many uses. -- Candle power (Photom.), illuminating power, as of a lamp, or gas flame, reckoned in terms of the light of a standard candle. Electric candle, A modification of the electric arc lamp, in which the carbon rods, instead of being placed end to end, are arran…

The illumination produced by a British standard candle at a distance of one foot; --used as a unit of illumination.

The illumination given by a standard candle at a distance of one meter; -- used as a unit of illumination, except in Great Britain.

Illuminating power, as of a lamp, or gas flame, reckoned in terms of the light of a standard candle.

Any volatile liquid used in charging illuminating gases.

pregnated with some volatile carbon compound; as, water gas is carbureted to increase its illuminating power. [Written also carburetted.] Carbureted hydrogen gas, any one of several gaseous compounds of carbon and hydrogen, some of with make up illuminating gas. -- Light carbureted hydrogen, marsh gas, CH4; fire damp.…

, or air is passed through or over a volatile hydrocarbon, in order to confer or increase illuminating power. [Written also carburettor.]

carbon or a carbon compound; -- said esp. of a process for conferring a higher degree of illuminating power on combustible gases by mingling them with a vapor of valatile hydrocarbons.

lack, tarry liquid, obtained by the distillation of bituminous coal in the manufacture of illuminating gas; used for making printer's ink, black varnish, etc. It is a complex mixture from which many substances have been obtained, especially hydrocarbons of the benzene or aromatic series.