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A binocular glass, whether opera glass, telescope, or microscope.

A combination of two short rectangular glass prisms cemented together at their diagonal faces so as to form a cube; -- called also optical cube. It is used in one form of photometer.

eet and juicy variety of European grape, of a dark purplish black color, much grown under glass in northern latitudes.

A preparation for desserts, etc., made from isinglass, sea moss, cornstarch, or other gelatinous or starchy substance, with mild, usually sweetened and flavored, and shaped in a mold.

ge vesicle or bulla, usually containing a serous fluid; a blister; a bubble, as in water, glass, etc. Arsenic abounds with air blebs. Kirwan.

Containing blebs, or characterized by blebs; as, blebby glass.

To form by inflation; to swell by injecting air; as, to blow bubbles; to blow glass.

wrought iron tube, on the end of which the workman gathers a quantity of "metal" (melted glass), and through which he blows to expand or shape it; -- called also blowing tube, and blowpipe.

the seven colors into which the rays of light divide themselves, when refracted through a glass prism; the color of the clear sky, or a color resembling that, whether lighter or darker; a pigment having such color. Sometimes, poetically, the sky.

A cylindrical glass vessel, with a large and short neck.

The round hole in the furnace of a glass manufactory through which the fused glass is taken out. Craig.

(Zoöl.), a small bird of Europe and America (Ampelis garrulus); the waxwing. -- Bohemian glass, a variety of hard glass of fine quality, made in Bohemia. It is of variable composition, containing usually silica, lime, and potash, rarely soda, but no lead. It is often remarkable for beauty of color.

near Bologna. It is phosphorescent when calcined. -- Bologna vial, a vial of unannealed glass which will fly into pieces when its surface is scratched by a hard body, as by dropping into it a fragment of flint; whereas a bullet may be dropped into it without injury.

A long, straightnecked, glass vessel for chemical distillations; -- called also a matrass or receiver.

A thin spheroidal glass retort or flask, used in the sublimation of camphor. [Written also bumbelo, and bumbolo.]

A hollow vessel, usually of glass or earthenware (but formerly of leather), with a narrow neck or mouth, for holding liquids.

A dark shade of green, like that of bottle glass. -- Bot"tle-green`, a.

Brittle; easily broken. [Obs. or Prov.] Spenser. As stubborn steel excels the brickle glass. Turbervile.

To fill to the brim, upper edge, or top. Arrange the board and brim the glass. Tennyson.

A globule of air, or globular vacuum, in a transparent solid; as, bubbles in window glass, or in a lens.