human error
noun /ˌhjuːmən ˈerə(r)/
/ˌhjuːmən ˈerər/
[uncountable, countable]- the fact of making mistakes as a natural result of being human; mistakes of this kind
- We must allow for human error.
- the fact that a mistake is made by a person, rather than as a result of technology failing to work correctly; mistakes of this kind
- The plane crash was caused by human error, not mechanical failure.