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es or gives light; brightness; splendor; especially, intellectual light or knowledge. The illumination which a bright genius giveth to his work. Felton.

The act or process of enlightening again.

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.

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.

ous parts of the world is seen reflected by mirrors through a series of lenses, with such illumination, etc., as will make the views most closely represent reality.

The amount of illumination produced by a standard candle at a distance of one foot.

by theaters, as from about 30th Street about 50th Street; -- so called from its brilliant illumination at night.

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).

Illumination; irradiance; brilliancy. Sir W. Scott.

the future historian." Lowell. (b) A lantern made of a pumpkin so prepared as to show in illumination the features of a human face, etc. -- Yellow Jack (Naut.), the yellow fever; also, the quarantine flag. See Yellow flag, under Flag.

That which illumines or makes clear to the mind; mental or spiritual illumination; enlightenment; knowledge; information. He shall never know That I had any light of this from thee. Shak.

Illumination, or degree of illumination; as, the lightness of a room. Chaucer.

mmable than safe kerosene. It is used as a solvent, as a carburetant for air gas, and for illumination in special lamps.

ct, process, or art of one who limns; the picture or decoration so produced. Adorned with illumination which we now call limning. Wood.

A unit of illumination, being the amount of illumination of a unit area of spherical surface, due to a light of unit intensity placed at the center of the sphere.

Illumination. [Obs.]

position, and they are variously used for food, for solvents, for anointing, lubrication, illumination, etc. By extension, any substance of an oily consistency; as, oil of vitriol.

cup or deep saucer, containing fatty matter in which a wick is placed, -- used for public illuminations, as at St. Peter's, in Rome. Called also padelle.