People who have been displaced from their homes by disasters, conflicts, or crises — evacuees or displaced persons (sometimes refugees depending on context).
台風の被害で多くの避難民が体育館に避難した。
Many evacuees sheltered in the gymnasium after the typhoon damage.
国際支援は避難民の生活再建に不可欠だ。
International aid is essential for displaced persons to rebuild their lives.
避難民のための仮設住宅が建てられた。
Temporary housing was built for evacuees.