Located on or inhabiting the banks of a river; riparian: "Members of a riverine tribe ... were wading in the swamp, whose water they had impounded in a series of dams"(Alex Shoumatoff).
Operating on or equipped to operate on rivers: riverine units of the Marine Corps.
Relating to a system of inland wetlands and deep-water habitats associated with nontidal flowing water, characterized by the absence of trees, shrubs, or emergent vegetation. Compare lacustrine, marine, palustrine.