A type of lever used to propel a boat, having a flat blade at one end and a handle at the other, and pivoted in a rowlock atop the gunwale, whereby a rower seated in the boat and pulling the handle can pass the blade through the water by repeated strokes against the water's resistance, thus moving the boat.
An oarsman; a rower.
An oar-like swimming organ of various invertebrates.
To row; to travel with, or as if with, oars.
A wheel, propelled by running or falling water, used to power machinery.
A wheel with buckets used to raise water.