I. ˈrē-ˌgres noun
Etymology: Middle English regresse, from Anglo-French, from Latin regressus, from regredi to go back, from re- + gradi to go — more at grade
Date: 14th century
1.
a. : an act or the privilege of going or coming back
b. : reentry 1
2. : movement backward to a previous and especially worse or more primitive state or condition
3. : the act of reasoning backward
II. ri-ˈgres
Date: 1552
intransitive verb
1.
a. : to make or undergo regress : retrograde
b. : to be subject to or exhibit regression
2. : to tend to approach or revert to a mean
transitive verb
: to induce a state of psychological regression in
• re·gres·sor -ˈgre-sər noun