1. Having hills and crags
   - cragged, craggy, hilly 
2. Like a mountain in size and impressiveness
   "mountainous waves"; "a mountainous dark man" 
3. Containing many mountains

See also: big, highland, large, mountain, rough, unsmooth, upland

Encyclopedia: Mountainous

• Tragopogon porrifolius
• Tragopogon pratensis
• Tragulidae
• Tragulus
• Tragulus Javanicus
• Tragulus kanchil
• tragus
• trail
• trail bike
• trail boss
• trail mix
• trail riding
• trailblazer
• trailblazing
• trailer
• trailer camp
• trailer park
• trailer park trash
• trailer trash
• trailer truck
• trailhead
• trailing
• trailing arbutus
• trailing edge
• trailing four o'clock