glass

glass · noun

imported

Definitions

noun

  1. 1.

    A hard, brittle, usually transparent material made by fusing sand with soda and lime.

  2. 2.

    A drinking vessel made of glass.

  3. 3.

    The contents of a glass; a glassful.

  4. 4.

    (plural) Spectacles; eyeglasses.

  5. 5.

    A mirror (archaic or literary).

  6. 6.

    A barometer (dated).

  7. 7.

    To fit with glass.

  8. 8.

    To cover or enclose with glass.

Forms

plural: glasses

Phrases & expressions

  • glass ceiling — An invisible barrier to advancement.
  • glass half full/empty — Optimistic/pessimistic perspective.
  • people in glass houses — Those vulnerable to criticism.
  • raise a glass — Offer a toast.
  • looking glass — A mirror.

Related words

See also: cup, glasses, mirror, window
Synonyms: cup, goblet, tumbler

Etymology

From Old English glæs, from Proto-Germanic *glasą ("glass, amber").