Cilly Definition

noun

(cryptography, dated) Any predictable facet of the Enigma Machine cipher due to operator error or laziness, whose existence helped the Allies to break the code.

Wiktionary
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Other Word Forms of Cilly

Noun

Singular:
cilly
Plural:
cillies

Origin of Cilly

  • Uncertain; possibly a pun on silly and the letters CIL used as a cryptographic key.

    From Wiktionary

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Unscrambles

cilly
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