Something which or someone who impels, usually a part of a pump.

(transitive) To urge a person; to press on; to incite to action or motion via intrinsic motivation. / (transitive) To drive forward; to propel an object, to provide an impetus for motion or action.

simple past tense and past participle of impel

Third-person singular simple present indicative form of impel

present participle of impel

plural of impeller

Having the quality of being impelling.

An impelling power or force.

plural of impellent

The condition of being impellent