Mineralogy. An ore containing lead; spec. litharge or (occasionally) galena; (also) red lead. Obsolete.
| 单词 | θ68853 |
| 释义 | the world > matter > chemistry > elements and compounds > metals > specific elements > lead > [noun] > compounds > lead sulphide (2) plumbago1617 Mineralogy. An ore containing lead; spec. litharge or (occasionally) galena; (also) red lead. Obsolete. burnt lead1728 That has been treated with fire for a specific purpose. Calcined or treated by fire for use as a drug, pigment, etc., as burnt alum, burnt carmine, b… |
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