As a noun impeller
is something which or someone who impels, usually a part of a pump.
As an adjective rotodynamic is
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).
impeller
Noun
(
en noun)
Something which or someone who impels, usually a part of a pump.
Related terms
* impel
Anagrams
*
rotodynamic
English
Adjective
(-)
(of a pump) 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).