to intern

verb
  1. To confine or detain someone, especially during a war, in a specific place, such as a camp or prison, often without trial. verb
    During the war, the government decided to intern enemy aliens in camps.
    Civilians were interned in remote areas to prevent them from aiding the enemy.
  2. To work as an intern, typically a student or trainee who works, sometimes without pay, in order to gain work experience or satisfy requirements for a qualification. verb
    She decided to intern at a law firm over the summer to gain practical experience.
    Many students intern with companies to improve their job prospects after graduation.