IPA: /ˌɪn.vəˈluː.ʃən.əl/
KK: /ɪnˈvɒlʊʃənl/
Relating to a process of involution, which often refers to a turning inward or a complex development.
The doctor explained that the involutional changes in the body can affect various systems as we age.
Involutional → It is formed from "involutio" (from Latin, meaning a rolling in or a winding) and the suffix "-al" (meaning pertaining to). The word "involutional" refers to something that pertains to a process of rolling in or folding in, often used in medical contexts to describe changes in the body.
Think of 'rolling in' ('involutio') to remember that 'involutional' relates to a process of folding or winding in.