- noun a very hard bluish-black crystalline solid, used as an abrasive and refractory, and in pure form as a semiconductor.
Cars & Driving
- noun material of excellent abrasion and corrosion resistance used in bearings and mechanical seals
- An artificial product (SiC), granules of which may be embedded in concrete surfaces to increase resistance to wear or as a means of reducing skidding or slipping on stair treads or pavement. silicon carbide is also used as an abrasive in saws and drills for cutting concrete and masonry.
- Very hard bluish-black crystals whose chemical formula is SiC. It is used in semiconductors, in rugged high-temperature electronics, optics, ceramics, and as an abrasive.