glaucoma

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glau·co·ma / glôˈkōmə/ • n. Med. a condition of increased pressure within the eyeball, causing gradual loss of sight.DERIVATIVES: glau·co·ma·tous / -mətəs/ adj.ORIGIN: mid 17th cent.: via Latin from Greek glaukōma, based on glaukos ‘bluish-green, bluish-gray’ (because of the gray-green haze in the pupil).

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