Inflated; swollen; formed by inflation. Also blown-up. Applied spec. to glassware formed by forcing air into molten glass.

Designating a hard potash glass developed in Bohemia, originally used for laboratory glassware and later used to make decorative or ornamental…

= grounden, adj., ground, n.

Of glass: softening at a relatively low temperature when heated. Frequently in soft glass. Cf. hard glass, n.

(un-, prefix1 affix 2.)

Having a central depression or other formation resembling a navel. Of a pane of glass: having a boss in the centre; knobbed, bull's-eyed.

Of a glass tube or cylindrical object: that has been stretched into a thinner, elongated form while molten.

Of glass: made with an uneven surface that leaves it translucent rather than transparent. Cf. muffle, v.1 5; muff glass, n. rare.

Designating glass that contains small opaque specks as a result of devitrification. Now rare.

Of glass: made with an uneven surface that leaves it translucent rather than transparent; frosted; = muffled, adj. 5. Cf. muff glass, n.

Of glass: having one surface rough or textured. See sense B. 2c.

Applied to a factory in Sandwich and to glass produced there from 1825 to 1888.

Of glass: Having a smoky tint.

(of glass and glass objects) blown by a person.

Designating a type of glass with a deep pink colour running through it; (also) designating an item made from this glass.

Not transmitting light, not transparent or translucent; impenetrable to sight. Also figurative.

produced or shaped by mould-blowing.

Glass-making. Designating glassware made by hand, without a mould; also denoting such a process.