Hydrodynamic (adjective)

Relating to the motion of fluids, especially liquids, and the forces acting on them.

Origin:

Early 20th century: from hydro- + dynamic.

Examples:

1. Hydrodynamic forces are important to consider when designing ships and submarines.
2. The shape of the hull is important for hydrodynamic efficiency in boats.
3. Hydrodynamic research is used to improve the performance of swimming pools and water channels.
4. The hydrodynamic drag on an object moving through water can be reduced by streamlining its shape.
5. Hydrodynamic simulations are used to study fluid flow in pipes, channels and other systems.