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
Modern understanding of Greek mythology and the Norns of Norse mythology. Archaeology and mythography, on the other hand, has revealed that the Greeks were inspired by some of the civilizations of Asia Minor and the Near East. Adonis seems to be the Greek counterpart — more clearly in cult than in myth — of a Near Eastern dying god. His name is related to the Semitic invocation "adon" (Lord) and appears in other cultures as Dumuzi, Tammuz or Attis. Cybele is rooted in Anatolian culture, and much of Aphrodite's iconography springs from the Semitic goddesses Inanna, Ishtar and Astarte. The theogonic myths current in the