all dormitories; the whole dormitory
Refers to every dormitory in a given context, or the entirety of a single dormitory. Often used in phrases like 全寮制 (boarding school system) or 全寮完備 (fully equipped dormitory).
This school is a boarding school (lit. has a full-dormitory system).
全寮で停電になった。
The power went out in the whole dormitory.