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Classic usage
Estimated CEFR level: C2 — Proficiency
Estimated from word frequency; not an official CEFR classification.
From Ancient Greek κατάλυσις (katálusis, “dissolution”), from καταλύω (katalúō, “I dissolve”), from κατά (katá, “down”) + λύω (lúō, “I loose”). By surface analysis, cata- + -lysis.
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Classic usage
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