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Definition of meconic acid in English:

meconic acid

noun

Chemistry

  • A crystalline cyclic acid, C₇ H₄ O₇, a characteristic constituent of opium that is used as an indicator of its presence; 3-hydroxy-γ-pyrone-2,6-dicarboxylic acid.

Origin

Early 19th century; earliest use found in Anthony Thomson (1778–1849), physician.