Hydra

Hydra (from ancient Greek for water snake; to ὕδωρ [hýdōr] literally "water") stands for:

  • Hydra (mythology), a creature of Greek mythology
  • Hydra of Mallorca, two-headed specimen of the cap snake found in Spain in 2003
  • Freshwater polyps, family Hydridae, only with genus Hydra, of the phylum Cnidaria

Geography, astronomy:

  • Hydra (Algiers), a neighbourhood in Algiers (Algeria) with a population of just under 60,000.
  • Hydra (island), a Greek island in the Aegean Sea
  • Hydra (cape), in antiquity a cape on the Gulf of Elaia in the Asia Minor Aeolian Sea.
  • Hydra (moon), a moon of the dwarf planet Pluto
  • Lake of antiquity in Aetolia, today Lake Lysimachia
  • Water snake (constellation), Latin name
  • Hydra Cove, bay of Livingston Island in the archipelago of the South Shetland Islands, Antarctica

Companies, brands, products, vehicles:

  • Hydra, codename of the Microsoft Windows NT 4.0 Terminal Server Edition
  • Hydra, code name of an encrypted transatlantic communications link during World War II, see Camp X#History.
  • HYDRA, name of a fictional Nazi crime organization from Marvel Comics, see characters from the Marvel Universe#HYDRA.
  • Hydra (bicycle brand), a German manufacturer of bicycles
  • HYDRA Game Development Kit, a game console based on the Propeller Chip
  • Hydra (production management), a system for recording operational production data
  • Protocol for bidirectional data transmission in mailbox systems and in FidoNet, see Janus (Protocol)
  • Hydra (rocket), a US unguided air-to-ground missile
  • Hydra (chess computer)
  • Hydra (ship), Greek liner (1889-1918)
  • Hydra (boat), test vehicle with fuel cell propulsion system
  • Hydra (Schnellboot), speedboat of the German Kriegsmarine
  • Hydra (software), a cracking program for decrypting passwords
  • Hydra (Software II), a Manufacturing Execution System (MES)
  • Hydra-Verlag, a neurechter comic publisher

Also:

  • Hydra (band), a German symphonic metal band
  • Hydra, an EU project (2020-2024) for the further development of Li-Ion batteries
  • Hydra (Toto album), an album by the U.S. rock band Toto (band).
  • Hydra (Cr7z album), an EP by German hip-hop artist Cr7z.
  • an EU-funded research project on Ambient Intelligence
  • Hydra (Schlüsselnetz), radio key network of the German navy in the Second World War
  • a German television film, see Tatort: Hydra
  • Hydra (association), a German interest group of prostitutes
  • Hydra (Within Temptation album), an album by Dutch symphonic metal band Within Temptation.
  • Operation Hydra, the English camouflage designation for the bombing of the Peenemünde Army Experimental Station on August 17, 1943.
  • The Hydra, journal at Craiglockhart Hydropathic Hospital in Edinburgh
  • Hydra - The Lost Island, US animal horror thriller (2009).


See also:


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