1. (physics) having dimension zero; expressable as a pure number not needing any units
   "any ratio of masses is dimensionless"

Encyclopedia: Dimensionless

• Clausewitz
• claustrophobe
• claustrophobia
• claustrophobic
• claustrum
• Clavariaceae
• clave
• claver
• Claviceps
• Claviceps purpurea
• clavichord
• Clavicipitaceae
• clavicle
• clavicular
• clavier
• clavus
• claw
• claw hatchet
• claw-shaped
• clawback
• clawed
• clawfoot
• clawhammer
• clawlike
• claxon