1. Using human physical characteristics (face shape, finger prints, etc) for identification
   "biometric authentication"

Encyclopedia: Biometric

• beloved
• below
• below the belt
• belowground
• Belsen
• Belshazzar
• belt
• belt along
• belt ammunition
• belt bag
• belt buckle
• belt down
• belt maker
• belt out
• belt up
• belt-fed
• belt-shaped
• belt-tightening
• Beltane
• belted
• belted ammunition
• belted kingfisher
• belted sandfish
• belting
• beltless