1. A series of hills or mountains
   - range, mountain range, range of mountains, chain, mountain chain

Type of: formation, geological formation

• trigger
• trigger off
• trigger-happy
• triggerfish
• triggerman
• Trigla lucerna
• Triglidae
• Triglinae
• Triglochin
• dissolver
• dissolving
• dissolving agent
• dissonance
• dissonant
• dissonate
• dissuade
• dissuasion
• dissuasive
• dissyllable
• dissymmetry
• distaff
• distain
• distal
• distal muscular dystrophy
• distally