Search the Dictionary

Pertaining to, or consisting of, feldspar.

A finegrained rock, flintlike in fracture, consisting essentially of orthoclase feldspar with occasional grains of quartz.

A screen to prevent coals or sparks of an open fire from escaping to the floor.

Having transparent spots, as the wings of certain butterflies.

A kind of marble or alabaster, sometimes used for windows on account of its transparency.

An old form of gunlock, as the flintlock, which ignites the priming by a spark; perhaps originally, a matchlock. Hence, a gun having such a lock.

A gas burner with a device for lighting by an electric spark.

A large sparoid fish of the Atlantic coast and all tropical seas (Lobotes Surinamensis).

A mode of covering transparent white glass with a film of colored glass. Knight. Flashing point (Chem.), that degree of temperature at which a volatile oil gives off vapor in sufficient quantity to burn, or flash, on the approach of a flame, used as a test of the comparative safety of oils, esp. kerosene; a flashing po…

miner at his work, in which flints on a revolving wheel were made to produce a shower of sparks, which gave light, but did not inflame the fire damp. Knight. -- Flint stone, a hard, siliceous stone; a flint. -- Flint wall, a kind of wall, common in England, on the face of which are exposed the black surfaces of brok…

That property which some transparent bodies have of producing at their surface, or within their substance, light different in color from the mass of the material, as when green crystals of fluor spar afford blue reflections. It is due not to the difference in the color of a distinct surface layer, but to the power whic…

. It is used as a flux. Some varieties are used for ornamental vessels. Also called fluor spar, or simply fluor.

To float, wave, or rise in the air, as sparks or a flag. Man is born unto trouble, as the sparks fly upward. Job v. 7.

Watery vapor condensed in the lower part of the atmosphere and disturbing its transparency. It differs from cloud only in being near the ground, and from mist in not approaching so nearly to fine rain. See Cloud.

A thin leaf of sheet copper silvered and burnished, and afterwards coated with transparent colors mixed with isinglass; -- employed by jewelers to give color or brilliancy to pastes and inferior stones. Ure.

Consisting of leaves or thin laminæ; having the form of a leaf or plate; as, foliaceous spar.

; the reason of anything; that on account of which a thing is or is done. With fiery eyes sparkling for very wrath. Shak. How to choose dogs for scent or speed. Waller. Now, for so many glorious actions done, For peace at home, and for the public wealth, I mean to crown a bowl for Cæsar's health. Dryden. That which we,…

A small, deep-centered ulcer of the transparent cornea.

rasher shark. See Thrasher shark, under Thrasher. -- Fox sleep, pretended sleep. -- Fox sparrow (Zoöl.), a large American sparrow (Passerella iliaca); -- so called on account of its reddish color. -- Fox squirrel (Zoöl.), a large North American squirrel (Sciurus niger, or S. cinereus). In the Southern States the bla…

s of the line. Frigates, from about 1750 to 1850, had one full battery deck and, often, a spar deck with a lighter battery. They carried sometimes as many as fifty guns. After the application of steam to navigation steam frigates of largely increased size and power were built, and formed the main part of the navies of…