ଅର୍ଥ : The retarding force of air friction on a moving object.

ଅର୍ଥ : The space between the projectile of a smoothbore gun and the surface of the bore of the gun.

ଅର୍ଥ : Exposure to the wind (as the exposed part of a vessel's hull which is responsible for wind resistance).

ଅର୍ଥ : The deflection of a projectile resulting from the effects of wind.