1. Herbivorous ornithischian dinosaur with a row of bony plates along its back and a spiked tail probably used as a weapon
   - stegosaur, stegosaurus

Type of: armored dinosaur [US]

Part of: genus Stegosaurus

• spadix
• spae
• spaghetti
• spaghetti and meatballs
• spaghetti junction
• spaghetti sauce
• spaghetti squash
• spaghetti Western
• spaghettini
• spahi
• Spain
• Spalacidae
• Spalax
• spall
• Spallanzani
• spallation
• spalpeen
• spam
• spammer
• span
• span loading
• Spandau
• spandex
• spandrel
• spandril