Chem. [f. L. frax(inus) ash + -IN.] (See quot.)
1864. in Watts, Dict. Chem.
1889. Watts’ Dict. Chem., Fraxin, C16 H18 O10 … A substance occurring in the bark of the common ash, and also, together with æsculin, in the hark of the horse-chestnut.
