alum (hal-), n., or alus, i, f., a plant.
I Comfrey : Symphytum officinale, Linn.; Plin. 27, 6, 24, § 41; 26, 7, 26, § 42; App. Herb. 59.—
II A kind of garlic , Plin. 19, 6, 34, § 116.
·vt To steep in, or otherwise impregnate with, a solution of alum; to treat with alum. II. Alum ·no...
Webster's Dictionary of the English Language
·- A North American herb (Heuchera Americana) of the Saxifrage family, whose root has astringent pro...
·- ·Alt. of Alum shale. ...
·- A variety of shale or clay slate, containing iron pyrites, the decomposition of which leads to th...
·- A subsulphate of alumina and potash; alunite. ...
·- A kind of alum occuring in small fragments; — so called from Rocca, in Syria, whence alum is sai...