Webster's Revised Unabridged Dictionary · 1913

Piperonal

Piperonal , noun

(Chemistry) A white crystalline substance obtained by oxidation of piperic acid, and regarded as a complex aldehyde.

Text from the public-domain GNU Collaborative International Dictionary of English, derived from Webster's Revised Unabridged Dictionary (1913). Definitions marked with were added by later GCIDE contributors and are not in the original 1913 edition.

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