scram - definition and synonyms

  1.   From our crowdsourced Open Dictionary
    a fast shutdown of a nuclear reactor during an emergency, by quickly inserting control rods into the core. Supposedly derived during the infancy of nuclear reactors when Norman Hilbury was stationed with an axe to cut a rope holding the safety control rod during the experiment at the Chicago Pile on 2nd December 1942, when reactor criticality was first demonstrated.Submitted by LDUNLAP from United States on 24/05/2010