noun
- Plural of boart; imperfectly crystallized or industrial-grade diamonds used for cutting, grinding, and polishing tools.
Usage: technical; usually plural
Examples
- Boarts are commonly used in diamond-tipped saw blades for cutting stone and concrete.
- The jeweler selected boarts rather than gem-quality diamonds for the grinding wheel.
- Industrial manufacturers prefer boarts because they are more affordable than high-grade diamonds.
- Boarts have lower clarity than gemstone diamonds but excellent hardness for abrasive applications.