1. A drill for penetrating rock
   - borer, rock drill, stone drill

Derived forms: bore bits

Type of: drill

• cinder cone
• cinder pig
• cinder track
• Cinderella
• cindery
• cine projector
• cine-camera
• cine-film
• cineast
• cineaste
• cinema
• cinemagoer
• cinematic
• cinematise
• cinematize
• cinematograph
• cinematographer
• cinematographic
• cinematography
• cineraria
• Cineraria maritima
• cinerarium
• cinerary
• cinereous
• cingulate gyrus