1. (verb) To return to a former or less developed state; to go backward
The patient's condition began to regress after treatment stopped.
A condição do paciente começou a regredir após o término do tratamento.
2. (verb) To revert to an earlier stage of development, especially psychologically
Children sometimes regress when stressed or facing major changes.
Crianças às vezes regridem quando enfrentam estresse ou grandes mudanças.
3. (noun) The act or process of regressing; backward movement
There was a regress in the economy during the crisis.
Houve uma regressão na economia durante a crise.
4. (noun, philosophy/logic) The process of tracing back to a source or origin
The infinite regress problem in philosophy questions endless causal chains.
O problema da regressão infinita em filosofia questiona cadeias causais infinitas.