Chernobyl disaster; Chernobyl nuclear accident
Refers specifically to the 1986 nuclear accident at the Chernobyl Nuclear Power Plant. Used in historical and technical contexts.
The Chernobyl nuclear accident occurred in April 1986.
The effects of the Chernobyl disaster continue to this day.
General term for a nuclear power plant accident; チェルノブイリ原発事故 specifies the Chernobyl incident.
Refers to the Fukushima Daiichi nuclear disaster (2011); a different event with distinct causes and consequences.
Compound of チェルノブイリ (Chernobyl, from Russian Чернобыль) + 原発事故 (nuclear power plant accident).