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R.H. Charlier and Chr. P. De Meyer
Wave Trough : Lowest part of a wave form between successive crests. Also, that
part of a wave below stillwater level,
Weep Hole : Hole through a solid revetment, bulkhead, or seawall for relieving
pore pressure.
Wind Setup : See SETUP, WIND.
Wind Waves : (1) Waves being formed and built up by wind. (2) Loosely, any
waves generated by wind.
Windward : Direction from which wind is blowing.