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A rare nonmetallic element found in certain minerals, as tantalite, samarskite, and fergusonite, and isolated as a dark powder which becomes steel-gray by burnishing. Symbol Ta. Atomic weight 182.0. Formerly called also tantalium.

upon a wall as a sort of plate, to give a level surface to the ends of floor timbers; -- rarely used in the United States. Tassel flower (Bot.), a name of several composite plants of the genus Cineraria, especially the C. sconchifolia, and of the blossoms which they bear.

To charge; to accuse; also, to censure; -- often followed by with, rarely by of before an indirect object; as, to tax a man with pride. I tax you, you elements, with unkindness. Shak. Men's virtues I have commended as freely as I have taxed their crimes. Dryden. Fear not now that men should tax thine honor. M. Arnold.…

A rare nonmetallic element, analogous to sulphur and selenium, occasionally found native as a substance of a silver-white metallic luster, but usually combined with metals, as with gold and silver in the mineral sylvanite, with mercury in Coloradoite, etc. Symbol Te. Atomic weight 125.2. Graphic tellurium. (Min.) See S…

A tincture, rarely employed, which is considered as an orange color or bright brown. It is represented by diagonal lines from sinister to dexter, crossed by vertical lines.

Rare or subtile; tenuous; -- opposed to dense. [Obs.] Glanvill.

Rarily; rareness; thinness, as of a fluid; as, the tenuity of the air; the tenuity of the blood. Bacon.

Rare; subtile; not dense; -- said of fluids.

A rare metallic element, of uncertain identification, supposed to exist in certain minerals, as gadolinite and samarskite, with other rare ytterbium earth. Symbol Tr or Tb. Atomic weight 150.

A composition in three voice parts; a vocal (rarely an instrumental) trio.

A rare metallic element of the aluminium group found in some minerals, as certain pyrites, and also in the lead-chamber deposit in the manufacture of sulphuric acid. It is isolated as a heavy, soft, bluish white metal, easily oxidized in moist air, but preserved by keeping under water. Symbol Tl. Atomic weight 203.7.…

To or into that place; thither. The rarest that e'er came there. Shak.

Rare; not dense or thick; -- applied to fluids or soft mixtures; as, thin blood; thin broth; 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.

A rare white earthy substance, consisting of the oxide of thorium; -- formerly called also thorina.

A metallic element found in certain 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.

A rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite.

To astonish, or strike dumb, as with something terrible; -- rarely used except in the past participle. drove before him, thunderstruck. Milton.

To affect with insanity, especially in a slight degree; to make partially insane; -- rarely used except in the past participle. She feared his head was a little touched. Ld. Lytton.

a suite. The king's daughter with a lovely train. Addison. My train are men of choice and rarest parts. Shak.

Having a three-lobed extremity or extremities, as a cross; also, more rarely, ornamented with trefoils projecting from the edges, as a bearing.