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Vinony

impeller

noun

  1. rotor used to increase (or decrease in case of turbines) the pressure and flow of a fluid or gas
L301224 on Wikidata ↗

Wiktionary

noun

Etymology: Etymology tree English impel English er English impeller From impel + er.

  1. Something which or someone who impels.
  2. Something which or someone who impels.

    “screw impeller”

  3. Something which or someone who impels.

    “Holonym: torque converter”