for cutting glass. Glass cutting. (a) The act or process of dividing glass, as sheets of glass into
panes with a diamond. (b) The act or process of shaping the surface of glass by appylying it to revolving
wheels, upon which sand, emery, and, afterwards, polishing powder, are applied; especially of glass which
is shaped into facets, tooth ornaments, and the like. Glass having ornamental scrolls, etc., cut upon it, is
said to be engraved. Glass metal, the fused material for making glass. Glass painting, the
art or process of producing decorative effects in glass by painting it with enamel colors and combining
the pieces together with slender sash bars of lead or other metal. In common parlance, glass painting
and glass staining (see Glass staining, below) are used indifferently for all colored decorative work
in windows, and the like. Glass paper, paper faced with pulvirezed glass, and used for abrasive
purposes. Glass silk, fine threads of glass, wound, when in fusion, on rapidly rotating heated cylinders.
Glass silvering, the process of transforming plate glass into mirrors by coating it with a reflecting
surface, a deposit of silver, or a mercury amalgam. - - Glass soap, or Glassmaker's soap, the black
oxide of manganese or other substances used by glass makers to take away color from the materials for
glass. Glass staining, the art or practice of coloring glass in its whole substance, or, in the case
of certain colors, in a superficial film only; also, decorative work in glass. Cf. Glass painting. Glass
tears. See Rupert's drop. Glass works, an establishment where glass is made. Heavy glass,
a heavy optical glass, consisting essentially of a borosilicate of potash. Millefiore glass. See Millefiore.
Plate glass, a fine kind of glass, cast in thick plates, and flattened by heavy rollers, used for
mirrors and the best windows. Pressed glass, glass articles formed in molds by pressure when
hot. Soluble glass (Chem.), a silicate of sodium or potassium, found in commerce as a white,
glassy mass, a stony powder, or dissolved as a viscous, sirupy liquid; used for rendering fabrics incombustible,
for hardening artificial stone, etc.; called also water glass. Spun glass, glass drawn into a thread
while liquid. Toughened glass, Tempered glass, glass finely tempered or annealed, by a peculiar
method of sudden cooling by plunging while hot into oil, melted wax, or paraffine, etc.; called also,
from the name of the inventor of the process, Bastie glass. Water glass. (Chem.) See Soluble
glass, above. Window glass, glass in panes suitable for windows.
(Glass), v. t. [imp. & p. p. Glassed ; p. pr. & vb. n. Glassing.]
1. To reflect, as in a mirror; to mirror; used reflexively.
Happy to glass themselves in such a mirror.Motley.
Where the Almighty's form glasses itself in tempests.Byron.
2. To case in glass. [R.] Shak.
3. To cover or furnish with glass; to glaze. Boyle.
4. To smooth or polish anything, as leater, by rubbing it with a glass burnisher.
(Glass"-crab`) n. (Zoöl.) The larval state (Phyllosoma) of the genus Palinurus and allied
genera. It is remarkable for its strange outlines, thinness, and transparency. See Phyllosoma.
(Glass"en) a. Glassy; glazed. [Obs.]
And pursues the dice with glassen eyes.B. Jonson.
1. (Zoöl.) A fish of the great lakes; the wall-eyed pike.
2. (Far.) A species of blindness in horses in which the eye is bright and the pupil dilated; a sort of amaurosis.