■ plural noun [treated as sing. ] the branch of science concerned with forces acting on or exerted by fluids (especially liquids).
Derivatives
hydrodynamic adjective
hydrodynamical adjective
hydrodynamically adverb
■ plural noun [treated as sing. ] the branch of science concerned with forces acting on or exerted by fluids (especially liquids).
Derivatives
hydrodynamic adjective
hydrodynamical adjective
hydrodynamically adverb
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004