IPA: /ˌsʌbˈkæpsələr/
KK: /sʌbˈkæpsələr/
Located beneath a protective layer or covering, often referring to anatomical structures.
The doctor noted that the tumor was subcapsular, making it more difficult to remove surgically.
Subcapsular → It is formed from "sub-" (meaning under) and "capsula" (from Latin, meaning a small container or capsule). The word "subcapsular" refers to something located beneath a capsule or a small container.
Think of something that is 'under' ('sub-') a 'small container' ('capsula') — that's why subcapsular means located beneath a capsule.