Hypnos comes from the name of his Latin counterpart, Somnus. (in- "not" + somnus "sleep"), as well as a few less-common words such as "somnolent", meaning sleepy or tending to cause sleep and hypersomnia meaning excessive sleep, which can be caused by many conditions (known as secondary hypersomnia) or a rare sleep disorder causing excessive sleep with unknown cause, called Idiopathic Hypersomnia. 3D model of "Bronze head of Hypnos" via laser scan of a cast of British Museum's bronze. Hypnos In Greek mythology, Hypnos (; , "sleep") is the personification of sleep; the Roman equivalent is known as Somnus. In the
Greek mythology in western art and literature O'Neill in America, and T. S. Eliot in England, and by great novelists such as the Irish James Joyce and the French André Gide. Richard Strauss, Jacques Offenbach and many others have set Greek mythological themes to music. Greek mythology in western art and literature With the rediscovery of classical antiquity in the Renaissance, the poetry of Ovid became a major influence on the imagination of poets and artists, and remained a fundamental influence on the diffusion and perception of Greek mythology through subsequent centuries. From the early years of the Renaissance, artists portrayed subjects from Greek mythology alongside more