Definition of projectile

< project

projection >

pro·jec·tile    (pr-jktl, -tl) KEY 

NOUN:

1. A fired, thrown, or otherwise propelled object, such as a bullet, having no capacity for self-propulsion.
2. A self-propelled missile, such as a rocket.

ADJECTIVE:

1. Capable of being impelled or hurled forward.
2. Driving forward; impelling: a projectile force.
3. Zoology Capable of being thrust outward; protrusile.

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ETYMOLOGY:
New Latin proiectile, neuter of priectilis, that can be thrown, from Latin priectus, past participle of pricere, to throw out ; see project