It is the name of a hallucinogenic substance that contains a very strong alkaloid. This is lysergic acid diethylamide. It is also known as "acid" or as lysergic. It is short for "Lysergsaürediathylamid". Name of several musical bands and albums. It is the abbreviation in Spanish for Digital Selective Call, which is a technique of automatic transmission of radio calls on various frequencies that uses messages encoded in digital format (maritime radio communication) and Landing Ship Dock, in English, which means amphibious ship equipped with an indoor flood dock.
