What does "terminus" mean?

Terminus: (Myth.) The Roman divinity who presided over boundaries, whose statue was properly a short pillar terminating in the bust of a man, woman, satyr, or the like, but often merely a post or stone stuck in the ground on a boundary line.

Additional senses

  1. 2.Hence, any post or stone marking a boundary; a term. See Term, 8.
  2. 3.Either end of a railroad line; also, the station house, or the town or city, at that place.

Sources