dynamo

About 0.69 uses per million words.

Meaning

1. noun An electricity generator; a dynamo-electric machine.
2. noun The mechanism by which a celestial body, such as the Earth or a star, generates a magnetic field.
3. noun An energetic person.

   That new Vice President of Marketing is a real dynamo; sales have already gone up this quarter.

Similar words

electric motor star engine impetus dinamo dyno dynamimeter dynamitard dynamiter

Often followed by

is and of in or to theory was action

Word family

dynamos