ALMA'GRA, noun a fine deep red ocher, with an admixture of purple, very heavy, dense but friable, with a rough dusty surface. It is the sil atticum of the ancients. it is austere to the taste, astringent, melting in the mouth and staining the skin. it is used as a paint and as a medicine.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI