1. Masked or pale-faced chimpanzees of western Africa; distantly related to the eastern and central chimpanzees; possibly a distinct species
   - western chimpanzee

Type of: chimp, chimpanzee, Pan troglodytes

• simulate
• simulated
• simulated military operation
• simulation
• simulative electronic deception
• simulator
• simulcast
• Simuliidae
• Simulium
• simultaneity
• simultaneous
• simultaneous equations
• simultaneous operation
• simultaneously
• simultaneousness
• simvastatin
• sin
• Sinai
• Sinai Desert
• Sinai Peninsula
• Sinanthropus
• Sinapis
• Sinapis alba
• Sinapis arvensis
• sinapism