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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From crypto- + -logy, from Ancient Greek κρυπτός (kruptós, “hidden”) + λόγος (lógos, “word”); originally after Latin cryptologia, which is apparently first recorded in an English context.
cryptanalysis, cryptanalytics, cryptography
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Classic usage
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