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A hydrous phosphate of zinc in transparent prismatic crystals.

A mineral of a transparent vitreous brown color, found in the ejected masses of Vesuvius. It is a silicate of iron and magnesia, containing fluorine.

act of hurling something; to throw something (at another). God shall hurl at him and not spare. Job xxvii. 22 (Rev. Ver. ).

The process of becoming, or the state of being, transparent like glass.

Glassy; resembling glass; consisting of glass; transparent, like crystal. "Hyaline spaces." Carpenter.

Resembling glass; vitriform; transparent; hyaline; as, the hyaloid membrane, a very delicate membrane inclosing the vitreous humor of the eye.

A genus of hexactinelline sponges, having a long stem composed of very long, slender, transparent, siliceous fibres twisted together like the strands of a color. The stem of the Japanese species (H. Sieboldii), called glass-rope, has long been in use as an ornament. See Glass-rope.

A photographic picture copied from the negative on glass; a photographic transparency. R. Hunt.

A semitranslucent variety of opal that becomes translucent or transparent on immersion in water.

Made transparent by immersion in water.

ritical action. Hypocritical professions of friendship and of pacific intentions were not spared. Macaulay. -- Hyp`o*crit"ic*al*ly, adv.

er fluid frozen or reduced to the solid state by cold; frozen water. It is a white or transparent colorless substance, crystalline, brittle, and viscoidal. Its specific gravity (0.92, that of water at 4° C. being 1.0) being less than that of water, ice floats.

A transparent variety of calcite, the best of which is obtained in Iceland. It is used for the prisms of the polariscope, because of its strong double refraction. Cf. Calcite.

To inclose; to take in; to harvest. [Obs.] He that ears my land spares my team and gives me leave to in the crop. Shak.

Not dispensable; impossible to be omitted, remitted, or spared; absolutely necessary or requisite.

Between septa; as, the interseptal spaces or zones, between the transparent, or septal, zones in striated muscle; the interseptal chambers of a shell, or of a seed vessel.

A transparent, extensible membrane of extreme tenuity, which forms the innermost coating of grains of pollen.

A semitransparent, whitish, and very pure from of gelatin, chiefly prepared from the sounds or air bladders of various species of sturgeons (as the Acipenser huso) found in the of Western Russia. It used for making jellies, as a clarifier, etc. Cheaper forms of gelatin are not unfrequently so called. Called also fish g…

Having thin, transparent, reticulated wings; as, the lace- winged flies.

Transparent; -- said of blood rendered transparent by the action of some solvent agent on the red blood corpuscles.