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单词 superencipherment
释义

superenciphermentn.

Brit. /ˌs(j)uːpərˌɪnˈsʌɪfəm(ə)nt/, /ˌs(j)uːpərˌɛnˈsʌɪfəm(ə)nt/, U.S. /ˌsupərˌɪnˈsaɪfərm(ə)nt/, /ˌsupərˌɛnˈsaɪfərm(ə)nt/
Forms: 1900s– superencipherment, 1900s– superencypherment.
Origin: Formed within English, by derivation. Etymons: super- prefix, encipher v., -ment suffix.
Etymology: < super- prefix + encipher v. + -ment suffix. Compare later superencipher v.
The action or process of recoding a message that is already enciphered. Also: an instance or the result of this; a message or code that has been superenciphered.
ΚΠ
1940 H. S. M. Coxeter Ball's Math. Recreations & Ess. (ed. 11) xiv. 406 If there is any possibility whatever of such compromise, recourse may be had to superencipherment.
1971 New Scientist 8 July 104/3 The daily superencipherment could be worked out in seconds.
1986 N.Y. Times 3 Aug. vii. 10/1 To protect the code in the event it happened to fall into enemy hands, Soviet code clerks used ‘superencipherment’.
1990 J. Luger Code Making & Code Breaking 69 Adding a super-encipherment creates a tangle so dense that most often the code-cracker's only hope is to steal the code.
2002 K.-O. Widman tr. B. Beckman Codebreakers 56 Beurling and Lundqvist had managed to break the super-encipherment of the 5-digit code.
This is a new entry (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.1940
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