Defn: Leadwork [R.]

PLUMBAGIN Plum*ba"gin, n. Etym: [L. plumbago leadwort, fr. plumbum lead; cf. F. plombagin.] (Chem.)

Defn: A crystalline substance said to be found in the root of a certain plant of the Leadwort (Plumbago) family.

PLUMBAGINEOUS
Plum`ba*gin"e*ous, a. (Bot.)

Defn: Pertaining to natural order (Plumbagineæ) of gamopetalous herbs, of which plumbago is the type. The order includes also the marsh rosemary, the thrift, and a few other genera.

PLUMBAGINOUS
Plum*bag"i*nous, a.

Defn: Resembling plumbago; consisting of, or containing, plumbago; as, a plumbaginous slate.

PLUMBAGO
Plum*ba"go, n. Etym: [L., from plumbum lead.]

1. (Min.)

Defn: Same as Graphite.