Search Thanatos Thanatos /than″ətəs/ [Gk, death] , a freudian term for the death instinct. Tweet Telegram VK Random Words plateletpheresis lactoferrin assay putromaine paraneoplastic cerebellar degeneration exposure switch National Institute of Allergy and Infectious Diseases (NIAID) pupillo-, pupill- status marmoratus autonomic dysreflexia