self-propelling

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. containing within itself the means of propulsion or movement
- a self-propelled vehicle
• Syn:
automotive, self-propelled
• Similar to:
moving
2. moved forward by its own force or momentum
- a self-propelled egotist
- the arms program is now self-propelled
• Syn:
self-propelled
• Similar to:
dynamic, dynamical