propulsion by a vehicle's own engine, motor, or the like.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use self-propulsion in a sentence
The early ships had no mode of self-propulsion, but the modern ones are being provided with their own power.Artificial Light | M. Luckiesh
How do the great minds generate this glorious means of self-propulsion?Laugh and Live | Douglas Fairbanks
This scheme of self-propulsion saved the hire of a locomotive.Concrete Construction | Halbert P. Gillette