What is the meaning of terminus?

noun

• A place where something ends or is complete.
  • synonyms: end point, endpoint, termination
• The ultimate goal for which something is done.
  • synonyms: destination
• Architecture) a statue or a human bust or an animal carved out of the top of a square pillar; originally used as a boundary marker in ancient Rome.
  • synonyms: terminal figure, term
• Either end of a railroad or bus route.
• Station where transport vehicles load or unload passengers or goods.
  • synonyms: terminal, depot