Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A colourless crystalline substance, regarded as a glucoside, found in the bark of the ash (Fraxinus) and along with esculin in the bark of the horse-chestnut. It is faintly fluorescent in alkaline solutions.

from the GNU version of the Collaborative International Dictionary of English

  • n. A colorless crystalline substance (C16H18O10) found in the bark of the ash (Fraxinus), and along with esculin in the bark of the horse-chestnut. It is structurally a derivative of a coumarin glucoside. It shows a delicate blue-green fluorescence in alkaline solutions; -- called also paviin and fraxoside.

from The Century Dictionary and Cyclopedia

  • n. A glucoside (C21H22O13) found in the bark of the common ash-tree, Fraxinus excelsior, and of the horse-chestnut.

Etymologies

From Fraxinus. (Wiktionary)

Examples

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