noun the radioactive particles that settle to the ground after a nuclear explosion.
— synonyms: radioactive_dust
noun any adverse and unwanted secondary effect.
— synonyms: side_effect
Examples
“On 26 April 1986 the reactor number four at the Chernobyl Nuclear Power Plant located in the Soviet Union near Pripyat in Ukraine exploded. Further explosions and the resulting fire sent a plume of highly radioactive fallout into the atmosphere and over an extensive geographical area.”
“Psychological fallout in the shadow of terrorism, title of an article by Dr. Abraham Twerski, M.D. in http//www.jewishworldreview.com.”