1.
accommodation; housing
Taking in and housing people or things in a facility. Also refers to the capacity of a venue.
このホールは500人収容できる。
This hall can accommodate 500 people.
避難者を体育館に収容した。
The evacuees were housed in the gymnasium.
スタジアムの収容人数は5万人だ。
The stadium's capacity is 50,000 people.
2.
internment; detention
Confining people in a facility, such as a detention center or internment camp.
容疑者は施設に収容された。
The suspect was detained in a facility.
戦時中、多くの人が収容所に送られた。
During the war, many people were sent to internment camps.
入国管理局の収容施設における処遇が問題になっている。
The treatment at immigration detention facilities has become an issue.
The two senses have different connotations: sense 1 is neutral (capacity, shelter), while sense 2 carries a negative connotation of forced confinement.
COMMON COLLOCATIONS:
- 収容人数: capacity (number of people)
- 収容所: detention camp, internment camp
- 収容施設: detention facility
- 収容能力: capacity, ability to accommodate