Glossary R

Ramrod
A wood, fiberglass, or composite rod used to push a bullet down the bore of a muzzleloading rifle until it is seated.

Rapids
A part of a river, generally shallow, where the currents move swiftly over rocks.

Reef
A ridge of rock or sand at or near the surface of the water.

Recurve bow
A bow designed so that when strung, the bow curves back against its natural bend, giving it great power when arrow is released.

Reservoir
A lake where water is collected and stored for future use.

Rill
A very small channel of water, caused mainly by runoff water that eroded the soil.

Riparian
Located by the banks of a river, stream, or other body of water.

Rip Tide
On the beach, this is the water that flows back offshore, after the waves have piled so much water next to the sand.

River
A large, flowing body of water that usually empties into a sea or ocean.

Riverbank
The back or banks of a river.

Riverbed
The area/channel between the banks through which a river flows.

Riverine
Relating to, similar to, or formed by a river.

Rivulet
A small stream or brook.

Roe
Fish eggs.

Runoff
Water that drains or flows from the land into a river or other body of water.