#horn.outgrowth  one of the bony outgrowths on the heads of certain ungulates
  supertype:  #outgrowth__process__proces  a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"
  substance:  #bone
  part of:  #bull.cattle  #tup  #caprine_animal
  subtype:  #antler  deciduous horn of a member of the deer family

No statement uses or specializes #horn.outgrowth; click here to add one.