Hard growth on the head of certain animals
  1. spikes
  2. cornua
  3. points
  4. quills
  5. apophyses
  6. epiphyses
  7. pronghorns
  8. racks
  9. tusks
  10. outgrowths
  11. spines
A brass musical instrument with a brilliant tone; has a narrow tube and a flared bell and is played by means of valves