Definition of murra in US English:

murra

noun

  • A substance (perhaps fluorspar) of which precious vases and other vessels were made.

Origin

Late 16th century; earliest use found in Richard Grenewey (fl. 1598), translator. From classical Latin murra, probably of Asiatic origin; compare Hellenistic Greek μορρία or μόρρια.

Pronunciation

murra

/ˈmʌrə/