noun
- A type of stone or mineral, possibly fluorspar or a similar translucent material, used in ancient times to make vessels and decorative objects.
Usage: archaic; historical; often used in plural form
Examples
- Roman emperors prized murras vessels for their beauty and rarity.
- The ancient murras cups were said to change color when poison was added to them.
- Wealthy collectors sought out fine murras ornaments from the classical period.
- Pliny the Elder wrote extensively about the properties of murras in his natural history.