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A zeolitic mineral, occurring generally in masses of a radiated structure. It is a hydrous silicate of aluminia, lime, and soda. Called also mesole, and comptonite.

A group of houses in the country; a small village; a hamlet; a dorp; -- now chiefly occurring in names of places and persons; as, Althorp, Mablethorpe. "Within a little thorp I staid." Fairfax. Then thorpe and byre arose in fire. Tennyson.

Occurring as being one of, or the last one of, a very great number; very small; minute; -- used hyperbolically; as, to do a thing for the thousandth time.

A mineral occurring as an aggregation of minute scales having an olive-green color and pearly luster. It is a hydrous silicate of aluminia and iron.

a. -- To work double tides. See under Work, v. t. -- Tide day, the interval between the occurrences of two consecutive maxima of the resultant wave at the same place. Its length varies as the components of sun and moon waves approach to, or recede from, one another. A retardation from this cause is called the lagging…

The period at which any definite event occurred, or person lived; age; period; era; as, the Spanish Armada was destroyed in the time of Queen Elizabeth; -- often in the plural; as, ancient times; modern times.

Done or occurring before the proper time; premature; immature; as, a timeless grave. [Obs.] Must I behold thy timeless, cruel death Shak.

Being or occurring in good time; sufficiently early; seasonable. "The timely dew of sleep." Milton.

A mineral occurring in rhombic prisms, generally yellowish and pellucid, also colorless, and of greenesh, bluish, or brownish shades. It sometimes occurs massive and opaque. It is a fluosilicate of alumina, and is used as a gem.

One of the mineral concretions about the joints, and in other situations, occurring chiefly in gouty persons. They consist usually of urate of sodium; when occurring in the internal organs they are also composed of phosphate of calcium.

A mineral occurring in emerald-green tabular crystals having a micaceous structure. It is a hydrous phosphate of uranium and copper. Called also copper uranite, and chalcolite.

A mineral occurring usually in three-sided or six-sided prisms terminated by rhombohedral or scalenohedral planes. Black tourmaline (schorl) is the most common variety, but there are also other varieties, as the blue (indicolite), red (rubellite), also green, brown, and white. The red and green varieties when transpare…

heels of a locomotive engine, and so placed as to assist in deadening any shock which may occur. Weale. -- Trailing wheel, a hind wheel of a locomotive when it is not a driving wheel; also, one of the hind wheels of a carriage.

To happen or come to pass; to occur.

An account, by a traveler, of occurrences and observations during a journey; as, a book of travels; -- often used as the title of a book; as, Travels in Italy.

leaves of trees. Only one species (Hyla arborea) is found in Europe, but numerous species occur in America and Australia. The common tree toad of the Northern United States (H. versicolor) is noted for the facility with which it changes its colors. Called also tree frog. See also Piping frog, under Piping, and Cricket…

A white variety of amphibole, or hornblende, occurring in long, bladelike crystals, and coarsely fibrous masses.

Of, pertaining to, or designating, a complex tribasic organic acid, C3H5.(CO2H)3 occurring naturally in unripe beet roots, and produced artificially from glycerin as a white crystalline substance.

Of or pertaining to thirty years; consisting of thirty years; occurring once in every thirty years.

Kept or occurring once in three years; triennial. [R.] J. Gregory.