This is the 1154th most frequent Russian word.
аварии
"Accidents" or "breakdowns."
This usage of 'авария' refers to a traffic accident specifically.
На дороге произошла серьёзная авария.
A serious accident occurred on the road.
Here, 'авария' is used to denote an operational failure or incident at a facility.
После аварии на электростанции подача света была восстановлена через несколько часов.
After the accident at the power plant, the electricity supply was restored within a few hours.
In this context, 'авария' refers to potential accidents in general, implying preparedness.