lead-pencil

(led’pen’sil), x. An instrument for making marks or lines, or for writing or drawing, made by inclosing a slip of plumbago or graphite (which is commonly called black-lead) in a small (generally cylindrical) casing of wood. lead-plant (led’plant), ». A shrubby leguminous plant, Amorpha canescens, found from Michigan and Wisconsin southwestward, reputed to indicate the presence of lead-ore. See Amorpha. lead-plaster (led’plas’tér), ». An adhesive plaster made by boiling together lead oxid, olive-oil, and water, the emplastrum plumb i of the pharmacopeia. Also called diachylon.