All 3 Uses

regress
in
BoneMan's Daughters
(Edited)

He'd never made the admission, and he did so now at the risk of sounding like he might be regressing.
Chpt 15 *

regressing = returning to a former (less advanced) state
On the other hand, this kind of honesty was anything but a sign of regression.
Chpt 15
What I hear on this tape is the same man, pushed into regression by the discovery that his daughter whom he loves more than his own life is now in the hands of a killer.
Chpt 21

regression = return to a former (less advanced) state

Definitions:

(1) (regress as in: regressed instead of progressed)
to go backward or return to an earlier, less advanced state
(2) (regress as in: regressed income on education)
use mathematics or statistics to find the relationship between different variables
(3) (meaning too rare to warrant focus)
Specialized definitions of regression include:
- tax policy: regressive taxes cost the poor more relative to their income than the rich
- psychology: go back to more childish behavior
- parapsychology: return in one's mind to a previous life (usually under hypnosis)
- logic: reasoning from conclusion to evidence