1. A white or colourless mineral (BaSO4); the main source of barium
   - barite, barytes, barium sulphate

Type of: mineral

Encyclopedia: Heavy spar

• nuptials
• Nuptse
• Nuremberg
• Nureyev
• Nurnberg
• nurse
• nurse clinician
• nurse log
• nurse practitioner
• nurse shark
• nurse's aide
• nurse-midwife
• nurse-patient relation
• nursed
• nurseling
• nursemaid
• nurser
• nursery
• nursery rhyme
• nursery school
• nurseryman
• nursing
• nursing aide
• nursing bottle
• nursing care