Of or relating to forward movement in space. Astronomy. = direct, adj. 3, prograde, adj. 1. Now rare.

Of, relating to, or involving progression (in various senses); progressing, progressive.

Of or relating to the power of locomotion by an animate being (locomotion, n. 1a); involving locomotion.

Progressive; advancing.

Of or relating to locomotion; capable of locomotion.

Physics. Designating motion consisting solely of movement from one place or point to another, without rotation, oscillation, etc. Also: of or…