Alternative form of wear rose-colored glasses

glass made from silica and a mixture of soda and lime

Any of several standard sized joints, made from ground glass, used to connect laboratory glassware without leaks.

(physics) The temperature below which an amorphous material is a glassy solid and above which it is a viscous liquid

(construction) A rigid closed-cell insulation board made from crushed glass and hydrogen sulfide gas.

blanket or rigid board insulation, composed of glass fibers bound together with a binder, faced or unfaced, used to insulate roofs and walls.

(idiomatic, of a person) pessimistic

(idiomatic, of a person) optimistic

Synonym of Claude glass

(UK) Any of several universities founded in the United Kingdom in the 1960s in the era of the Robbins Report on higher education.