If someone such as a sick, mentally ill, or old person is institutionalized, they are sent to stay in a special hospital or home. 把 (病人、精神病人、老人等) 收容在社会福利机构
verb [vt. 及物动词]vt. 使……制度化
She became seriously ill and had to be institutionalized for a lengthy period. 她病情严重,不得不被长期收容治疗。