undecelerated

English

Etymology

From un- +‎ decelerated.

Adjective

undecelerated (not comparable)

1. Not decelerated.
   • 2015, Robert A. Fesen, Dan Milisavljevic, “An HST Survey of the Highest-Velocity Ejecta in Cassiopeia A”, in arXiv‎:

     Such angular distances imply undecelerated ejecta knot transverse velocities of 15,600 and 12,700 km/s respectively, assuming an explosion date ~1670 AD and a distance of 3.4 kpc.