Passing from a more complex to a simpler biological form
English: degeneration, retrogression
Bahasa: kemerosotan, degenerasi
retrogressionEnglish
retrogression, degeneration, regress, regression, retroversion
Noun
Returning to a former state
English: regression, regress, reversion, retrogression, retroversion
Bahasa: kemunduran, regresi, kemerosotan