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A silicate of manganese of an ash-gray color.

A telluride of bismuth. It is of a pale steel-gray color and metallic luster, and usually occurs in foliated masses. Calles also telluric bismuth.

ore of copper, and some varieties yield a considerable presentage of silver. Called also gray copper ore, fahlore, and panabase.

roth; thin air. Shak. In the day, when the air is more thin. Bacon. Satan, bowing low His gray dissimulation, disappeared, Into thin air diffused. Milton.

rtain rare minerals, as thorite, pyrochlore, monazite, etc., and isolated as an infusible gray metallic powder which burns in the air and forms thoria; -- formerly called also thorinum. Symbol Th. Atomic weight 232.0.

ee and a half feet long, and its tail about three feet long. Its ground color is brownish gray, and the dark markings are irregular stripes, spots, and rings, but there are always two dark bands on the face, one extending back from the eye, and one from the angle of the mouth. Called also tortoise-shell tiger. -- Mexi…

A tinkle, or succession of tinkles. Drowsy tinklings lull the distant folds. Gray.

Very excellent; most excellent; perfect. [Colloq.] "Four tiptop voices." Gray. "Sung in a tiptop manner." Goldsmith.

ned in the minerals manaccanite, rutile, sphene, etc., and isolated as an infusible iron- gray amorphous powder, having a metallic luster. It burns when heated in the air. Symbol Ti. Atomic weight 48.1.

Rough-fruited. Gray.

Rough-seeded. Gray.

An igneous rock,usually light gray in color and breaking with a rough surface. It consists chiefly of orthoclase feldspar with sometimes hornblende and mica.

uffered vastly from the transcribblers, as all authors of great brevity necessarily must. Gray.

A white to gray volcanic tufa, formed of decomposed trachytic cinders; -- sometimes used as a cement. Hence, a coarse sort of plaster or mortar, durable in water, and used to line cisterns and other reservoirs of water. [Formerly written also tarras, tarrace, terras.]

To totter; to shake; -- said of a thing. The Mount of Sinai, whose gray top Shall tremble. Milton.

h is due or deserved; as, a tribute of affection. Implores the passing tribute of a sigh. Gray.

Having three cocci, or roundish carpels. Gray.

g three ribs or nerves extending unbranched from the base to the apex; -- said of a leaf. Gray.

A mineral of a grayish-green or bluish color, consisting of the phosphates of iron, manganese, and lithia.

common on the southern and middle coasts of the United States. When living it is silvery gray, and becomes brown or blackish when dead. Its dorsal and anal fins are long, and extend back on each side of the tail. It has large silvery scales which are used in the manufacture of fancy work. Called also, locally, black p…