DictionarypasteImitation gemstone
noun

paste

An imitation gemstone made of glass.

The stone in her antique ring is paste, not diamond.

Etymology

The word originally concerns a soft prepared mixture. In jewelry it was applied to glass compositions worked into imitation gems, then to the gems themselves.

More examples

  • The necklace's center stone is a bright blue paste.
  • These sparkling pastes look like diamonds until you examine them closely.
  • The dealer admits that the supposed emerald is only paste.

Forms

paste · pastes

Similar words

rhinestone
Usually imitates a diamond; paste can imitate colored gems too.
simulant
Can imitate a gemstone using materials other than glass.