Look up Hydra or hydra in Wiktionary, the free dictionary. Hydra generally refers to: Lernaean Hydra, a many-headed serpent in Greek mythology Hydra (genus)...

Hydra (often capitalized as HYDRA) is a fictional terrorist organization appearing in American comic books published by Marvel Comics. Its name alludes...

The Lernaean Hydra or Hydra of Lerna (Ancient Greek: Λερναῖα ὕδρα, romanized: Lernaîa Húdrā), more often known simply as the Hydra, is a serpentine lake...

Hydra (/ˈhaɪdrə/ HY-drə) is a genus of small freshwater hydrozoans of the phylum Cnidaria. They are native to the temperate and tropical regions. The...

Hydra, or Ydra or Idra (EE-dra; Greek: Ύδρα, romanized: Ýdra, pronounced [ˈiðra] in Modern Greek, Arvanitika: Nύδρα/Nidhra), and in antiquity Hydrea,...

The Hydra was a magazine produced by the patients of the Craiglockhart War Hospital, noteworthy for having been edited at one time by Wilfred Owen, and...

Bob, Agent of Hydra (Robert Dobalina), is a fictional character appearing in American comic books published by Marvel Comics. The character is depicted...

been known as Viper and Madame Hydra at various point in her history. Since her original introduction in comics, the character has been featured in various...

Hydra is a natural satellite of Pluto, with a diameter of approximately 51 km (32 mi) across its longest dimension. It is the second-largest moon of Pluto...

Marvel 1943: Rise of Hydra is an upcoming action-adventure video game developed by Skydance New Media and published by Plaion and is based on Marvel Comics...