The expected span of a person’s life or a thing’s existence under normal circumstances: the natural life of a hen is seven years
More example sentences
- The inherited traits of the rats in question mean they would normally be nearly blind to detail by three months old and their natural life span is only a year or two.
- They need to spend the rest of their natural lives rotting in prison.
- The judge admitted he was only able to set a minimum tariff of just over five years, but he added he hoped the man would ‘spend the rest of his natural life in prison’.
Definition of natural life in:
- The US English dictionary