hydrodynamics

As a noun hydrodynamics

is (physics) the scientific study of fluids in motion.

As an adjective hydraulic is

pertaining to water.

As nouns the difference between hydrodynamics and aerodynamics

is that hydrodynamics is (physics) the scientific study of fluids in motion while aerodynamics is .

As a noun hydrodynamics

is (physics) the scientific study of fluids in motion.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between hydraulics and hydrodynamics

is that hydraulics is the engineering science that deals with practical applications where liquid is in motion and transmits energy while hydrodynamics is the scientific study of fluids in motion.

As nouns the difference between hydrodynamics and water

is that hydrodynamics is the scientific study of fluids in motion while water is a chemical, found at room temperature and pressure as a clear liquid, having the formula H₂O, required by all forms of life on Earth.

As a verb water is

to pour water into the soil surrounding (plants).

In physics|lang=en terms the difference between hydrodynamics and hadrodynamics

is that hydrodynamics is (physics) the scientific study of fluids in motion while hadrodynamics is (physics) the study of the laws that govern the motion and interaction of hadrons.

As nouns the difference between hydrodynamics and hadrodynamics

is that hydrodynamics is (physics) the scientific study of fluids in motion while hadrodynamics is (physics) the study of the laws that govern the motion and interaction of hadrons.

As nouns the difference between taxonomy and hydrodynamics

is that taxonomy is the science or the technique used to make a classification while hydrodynamics is (physics) the scientific study of fluids in motion.