retrogressively


ret·ro·gress

R0198900 (rĕt′rə-grĕs′, rĕt′rə-grĕs′)intr.v. ret·ro·gressed, ret·ro·gress·ing, ret·ro·gress·es 1. To return to an earlier, inferior, or less complex condition.2. To go or move backward.
[Latin retrōgradī, *retrōgress- : retrō-, retro- + gradī, to go; see ghredh- in Indo-European roots.]
ret′ro·gres′sion (-grĕsh′ən) adj.ret′ro·gres′sive adj.re′tro·gres′sive·ly adv.