reactor scram

noun

An automatic safety feature of nuclear reactors where the control rods are automatically dropped into the reactor core when any of several emergency conditions are reached.

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Meanings

nounreactor scram (plural reactor scrams)

plural reactor scrams

  1. An automatic safety feature of nuclear reactors where the control rods are automatically dropped into the reactor core when any of several emergency conditions are reached.
  2. The process of dropping the control rods into the reactor core.
  3. The procedure technicians follow in the hours following the instantaneous event of the rods dropping.
Cite this entry
APA

reactor scram. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/reactor%20scram

MLA

“reactor scram.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/reactor%20scram. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “reactor scram,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/reactor%20scram.

Source: reactor scram on Wiktionary, CC BY-SA 4.0.