scram

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See also SCRAM

Contents

English [edit]

Pronunciation [edit]

Etymology 1 [edit]

Attested since 1928[1], originally as U.S. slang[1]; either:

Verb [edit]

scram (third-person singular simple present scrams, present participle scramming, simple past and past participle scrammed)

  1. Get out of here; go away (frequently imperative).
    If you don't scram, I'll leave instead!
Synonyms [edit]
Translations [edit]

See also [edit]

Etymology 2 [edit]

Back-formation from SCRAM, most etymology are likely backronyms.

Verb [edit]

scram (third-person singular simple present scram, present participle scraming or scramming, simple past and past participle scramed or scrammed)

  1. (transitive, intransitive) To abruptly insert the control rods of a nuclear reactor, usually in case of emergency shutdown.
    • 1983, Michio Kaku & Jennifer Trainer (eds.), Nuclear Power: Both Sides, p. 22,
      The slightest problem in a reactor will cause the control rods to plunge automatically in the uranium core at hih speeds (this is called scramming the reactor) and stop the chain reaction.
    • 1999, Charles Perrow, Normal Accidents: Living with High-risk Technologies, p. 44,
      This shut off current to the control rod mechanism, and the reactor scrammed (shut off) automatically.
    • 2000, Ralph R. Fullwood, Probabilistic Safety Assessment in the Chemical and Nuclear Industries, Elsevier, page 218
      Both active and manual methods scram by tripping power to a dedicated pump that unbalances the flows to the [sic] passively scram the reactor.
    • 2007, Samuel Upton Newtan, Nuclear War I and Other Major Nuclear Disasters of the 20th Century, p. 113,
      The reactor was then "scramed", but the control rods did not slide back into the reactor.

Noun [edit]

scram (uncountable)

  1. A rapid shutdown of a nuclear reactor
  2. Alternative spelling of SCRAM.

References [edit]

  1. 1.0 1.1 1.2 1.3 scram” in the Online Etymology Dictionary, © November 2001 Douglas Harper

Anagrams [edit]