An area of grassland, besides a river, that is subject to periodic flooding.

Alternative form of groundwater

(idiomatic) To adapt to something naturally and effortlessly.

(euphemistic) To urinate.

(nautical) The eddying water under a slow-moving ship's counter, or a similar area of stationary fluid or gas in advance of a concave angle.

(uncountable) A surge of pressure in a pipe carrying a fluid; especially the banging sound in a steam or hot water pipe caused by bubbles of air, or by an abrupt alteration of the flow.

A meter which measures, and registers, the amount of electricity consumed in a circuit; especially one connected to a domestic power supply for the purpose of billing

A facility, comparable to a wind tunnel, in which an underwater component may be tested in a controlled flow of water. / A tunnel used to transport water.

The removal of calcium and magnesium ions from water, or their replacement with sodium, either by chemical reaction or by ion exchange.

contamination of water, especially surface water, by sewage effluent, fertilizer runoff, industrial chemical discharge etc.