What does "rotodynamic" mean?

In which energy is continuously imparted to the pumped fluid by means of a rotating impeller, propeller, or rotor (unlike a positive displacement pump, in which a fluid is moved by trapping a fixed amount of fluid and forcing the trapped volume into the pump's discharge)

Rotodynamic

adj

adj ·Rare ·Advanced level

Definitions

Adjective

1
In which energy is continuously imparted to the pumped fluid by means of a rotating impeller, propeller, or rotor (unlike a positive displacement pump, in which a fluid is moved by trapping a fixed amount of fluid and forcing the trapped volume into the pump's discharge) not-comparable

Etymology

From roto- + dynamic.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.