backstepping

noun2

1. •
   A technique for designing stabilizing controls for a special recursive class of nonlinear dynamical systems.
2. •
   A gradual backward movement of organisms or a sedimentary environment caused by changes in environmental factors.

   • Once the sea level stabilized again, the same group of corals grew once more, but farther inshore and up to 10 feet higher in elevation, a process known to geologists as backstepping. — 2009