bort or boart /bört/

1. Diamond fragments or dust
2. A coarse diamond or crystalline form of carbon, used industrially for cutting or as an abrasive

• thermionic emissions
• thermionics
• thermionic tube
• thermionic tubes
• thermionic valve
• thermionic valves
• thermions
• thermistor
• thermistors
• thermite
• thermites
• Thermit®
• thermo-
• thermo-balance
• thermo-balances
• thermobaric
• thermochemical
• thermochemically
• thermochemist
• thermochemistry
• thermochemists
• thermocline
• thermoclines
• thermocouple
• thermocouples