fatal accident

Translations
смертельная авария
The highway was closed due to a fatal accident.
Шоссе было закрыто из-за смертельной аварии.
Definitions
A fatal accident refers to an incident that results in the death of one or more individuals, typically involving vehicles, machinery, or other hazardous situations.
Words
accident

noun
авария
fatal

adjective
фатальный