In dictionaries:
hydra headed
Having many persistent complex problems.
genus hydra
Freshwater organisms with regenerative ability.
hydra tainted
Corrupted by multi-headed serpent.
hydra matic
Lernaean Hydra
The Lernaean Hydra or Hydra of Lerna, more often known simply as the Hydra, is a serpentine lake monster in Greek mythology and Roman mythology.
Hydra 70
The Hydra 70 rocket is an American made diameter fin-stabilized unguided rocket used primarily in the air-to-ground role.
Hydra Head Records
an independent record label specializing in extreme metal music, founded in New Mexico by Aaron Turner (the frontman of Isis) in 1993.
Madame Hydra
the name of several different fictional supervillains appearing in American comic books published by Marvel Comics.
Hydra Market
Hydra is a Russian language dark web marketplace, founded in 2015, that facilitated trafficking of illegal drugs, financial services including cryptocurrency tumbling for money laundering, exchange services between cryptocurrency and Russian rubles, and the sale of falsified documents and hacking services.
Hydra vulgaris
Hydra vulgaris, the fresh-water polyp,Paola Pierobon, Angela Tino, Rosario Minei, Giuseppe Marino.
Bob, Agent of Hydra
Bob, Agent of Hydra (Robert Dobalina), is a fictional character appearing in American comic books published by Marvel Comics.
Razer Hydra
The (previously known as Sixense TrueMotion) a motion and orientation detection game controller developed by Sixense Entertainment, a company founded in 2007, in partnership with Razer USA.
Hydra effect
The hydra effect or hydra paradox owes its name to the Greek legend of the Lernaean Hydra which grew two heads for each one cut off, and is used figuratively for counter-intuitive effects of actions to reduce a problem which result in stimulating its multiplication.
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