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The tympanum. See Illust. of Ear.

Without luster, or dull and roughish to the touch; as, an earthy fracture.

s compass, that point which lies 11 -- East-northeast, East-southeast, that which lie 22Illust. of Compass.

The quarter-round molding (ovolo) of the Roman Doric style. See Illust. of Column

The loss, usually temporary or partial, of light, brilliancy, luster, honor, consciousness, etc.; obscuration; gloom; darkness. All the posterity of our fist parents suffered a perpetual eclipse of spiritual life. Sir W. Raleigh. As in the soft and sweet eclipse, When soul meets soul on lovers' lips. Shelley. Annular e…

drawn on a terrestrial globe, making an angle of 23º 28' with the equator; -- used for illustrating and solving astronomical problems.

uter layer of an animal or plant, this being formed in an animal from the epiblast. See Illust. of Blastoderm.

The state of being effulgent; extreme brilliancy; a flood of light; great luster or brightness; splendor. The effulgence of his glory abides. Milton. The bright and the balmy effulgence of morn. Beattie.

A mineral of a green color and pearly luster; a hydrous phosphate of copper.

the three. Bacon. There have been three talkers in Great British, either of whom would illustrate what I say about dogmatists. Holmes.

A variety of hephelite, usually massive, of greasy luster, and gray to reddish color. Elæolite syenite, a kind of syenite characterized by the presence of elæolite.

ers. Its remains have been found beneath the peat of swamps in Ireland and England. See Illustration in Appendix; also Illustration of Antler. -- Cape elk (Zoöl.), the eland.

To make clear or manifest; to render more intelligible; to illustrate; as, an example will elucidate the subject.

; the act of elucidating or that which elucidates, as an explanation, an exposition, an illustration; as, one example may serve for further elucidation of the subject.

remarkable for being viviparous; -- also called surf fishes and viviparous fishes. See Illust. in Append.

mblazon. [Archaic] The imperial ensign, . . . streaming to the wind, With gems and golden luster rich emblazed. Milton.

usly; to decorate. The walls were . . . emblazoned with legends in commemoration of the illustrious pair. Prescott.

in a wall or parapet, through which cannon are pointed and discharged; a crenelle. See Illust. of Casemate.

An iron-black mineral of metallic luster, occurring in small orthorhombic crystals, also massive. It contains sulphur, arsenic, copper, and often silver.

Heating; burning. [Obs.] The wicked enchaufing or ardure of this sin [lust]. Chaucer.