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cycloheximide

[sahy-kloh-hek-suh-mahyd, -mid]
noun Pharmacology.
  1. an antibiotic substance, C15H23NO4, isolated from the bacterium Streptomyces griseus, used experimentally to block protein synthesis.
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Origin of cycloheximide

First recorded in 1945–50; cyclohex(ane) + imide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018