GLAUCO'MA, noun [Gr.] A fault in the eye, in which the crystalline humor becomes gray, but without injury to the sight. A disease in the eye, in which the crystalline humor becomes of a bluish or greenish color, and its transparency is diminished. An opacity of the vitreous humor. According to Sharp, the glaucoma of the Greeks is the same as the cataract; and according to St. Yves and others, it is a cataract with amaurosis.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI