Webster's Revised Unabridged Dictionary · 1913

Rivage

Rivage , noun

[French, from Latin ripa bank, shore.]

1.
A bank, shore, or coast. [Archaic] — Spenser
From the green rivage many a fall Of diamond rillets musical. — Tennyson
2.
(O.Eng.Law) A duty paid to the crown for the passage of vessels on certain rivers.