Translation

免疫 / 免除 / 法的免責 / 保護

Meaning

Immunity is the body's protection against a disease or infection. It can come from previous exposure, vaccination, or immune defenses. Do not confuse immunity with impunity, which means escaping punishment.

Examples

• ワクチンはその病気に対する免疫を作る助けになります。
  The vaccine helps build immunity to the disease.
• 集団免疫は感染拡大を遅らせることがあります。
  Herd immunity can slow the spread of infection.