[self-pruh-puhl-shuh n, self-]
- propulsion by a vehicle's own engine, motor, or the like.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for self-propulsion
This scheme of self-propulsion saved the hire of a locomotive.Concrete Construction
Halbert P. Gillette
How do the great minds generate this glorious means of self-propulsion?Laugh and Live
The early ships had no mode of self-propulsion, but the modern ones are being provided with their own power.Artificial Light