dy·na·mo 
(dīnə-mō′)
(dīnə-mō′)n. pl. dy·na·mos
1. A generator, especially one for producing direct current.
2. An extremely energetic and forceful person: a vice president who was the real dynamo of the corporation.
[Short for dynamoelectric machine.]
- contributive
- contributively
- contributor
- contributory
- contrite
- contritely
- contriteness
- contrition
- contrivance
- contrive
- contrived
- contrivedly
- contriver
- control
- control freak
- control key
- controllability
- controllable
- controllably
- controlled substance
- controller
- controllership
- controlling interest
- control rocket
- control stick