noun, plural plum·ba·gos.
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Origin of plumbago
Words nearby plumbago
Example sentences from the Web for plumbago
The adhesion of the plumbago may be often promoted by breathing slightly on the mould.
As the preceding, but employing mixtures of plumbago and crocus in various proportions according to the shade desired.
No spars are found accompanying the ore; iron pyrite is occasionally met with, and plumbago is found in the vicinity.
The rollers are coated with plumbago or other material to prevent adhesion to the molten metal.
Keswick is noted for its manufacture of lead pencils; and the plumbago (locally wad) used to be supplied from mines in Borrowdale.