Webster's Revised Unabridged Dictionary · 1913

Terminus

Terminus , noun

[L. See Term.]

1.
Literally, a boundary; a border; a limit.
2.
(Mythology) 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.
3.
Hence, any post or stone marking a boundary; a term. See Term, 8.
4.
Either end of a railroad line; also, the station house, or the town or city, at that place.