a town in N Ukraine; site of the world's worst nuclear power station accident (1986), caused by a reactor explosion resulting in radioactive contamination of the atmosphere across the western part of the Soviet Union and into Europe; an exclusion zone 2,600 sq km (1,000 sq mi) exists around the site although some tourism is allowed in the nearby abandoned city of Prypiat and its surroundings
Ukrainian name: Chornobyl
WordReference Random House Unabridged Dictionary of American English © 2025
Cher•no•byl
(chûr nō′bəl; Russ. chyir nô′bil),USA pronunciation n.
- Place Namesa city in N Ukraine, 80 mi. NW of Kiev: nuclear-plant accident 1986.
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