A soft, heavy, brilliant glass, consisting essentially of a silicate of lead and potassium. It is used for tableware and in optical instruments.

Alternative form of glass door

plural of glass-door

plural of glass door

A door made of glass.

A vitreous sponge of the order Hexactinellida, with a long stem, consisting of a bundle of long glassy siliceous fibres twisted together.

plural of glass-rope

cellophane noodle

plural of glass-crab

The larval state (Phyllosoma) of the genus Palinurus and allied genera, remarkable for its strange thinness and transparency.