In chronological order:
Boussinesq approximation · Boussinesq approximation (water waves) · Stokes drift · Stokes stream function · Stokes boundary layer · Keulegan–Carpenter number · Wave shoaling · Luke's variational principle · Ursell number · Oseen equations · Airy wave theory · Wave height · Borda–Carnot equation · Mild-slope equation · Carl Theodor Anger · Morison equation · Shanks transformation · Milton Van Dyke · Hydrodynamic stability · Otto Laporte Award · Theodor Rehbock · Cnoidal wave · Physics of Fluids · Vortex stretching · Multiple-scale analysis · George David Birkhoff Prize · Radiation stress · Wave–current interaction · Flow, Turbulence and Combustion · Wave Motion (journal) · Jan D. Achenbach · Wave setup · Ōmura Bay (translated) · Wave flume · Stokes wave · Generalized Lagrangian mean · Basset–Boussinesq–Oseen equation · Whitham equation · Iribarren number · Darwin drift · Wave action (continuum mechanics) · Eckhaus equation (rewritten) · Wiktor Eckhaus (translated) · Trochoidal wave · Averaged Lagrangian · Energy cascade · Metocean · Coastal engineering · Green's law · Rayleigh's equation (fluid dynamics) · Craik–Leibovich vortex force · Clebsch representation