Definitions
from The Century Dictionary.
- noun A glucoside (C21H22O13) found in the bark of the common ash-tree, Fraxinus excelsior, and of the horse-chestnut.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Chem.) 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 andfraxoside .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A colourless
crystalline substance, regarded as aglucoside , found in thebark of theash (Fraxinus ) and along withesculin in the bark of thehorse-chestnut . It is faintlyfluorescent inalkaline solutions .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Fraxinus.
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