Associations to the word «Hydra»
HYDRA, noun. Any of several small freshwater polyps of the genus Hydra and related genera, having a naked cylindrical body and an oral opening surrounded by tentacles.
HYDRA, noun. A complex, multifarious problem or situation that cannot be solved easily and rapidly.
HYDRA, proper noun. A taxonomic genus within the family Hydridae — predatory freshwater cnidarians, thought not to age, the hydras.
HYDRA, proper noun. (Greek mythology) A mythological serpent with seven heads, slain by Hercules as one of his twelve labours. Also called the Lernaean Hydra.
HYDRA, proper noun. (constellation) A spring constellation of the northern sky, said to resemble a serpent. It lies just south of the zodiac and contains the star Alphard.
HYDRA, proper noun. (astronomy) The name of one of Pluto's moons. (Named 21 June 2006).
HYDRA, noun. (Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones; "Hydra was slain by Hercules".
HYDRA, noun. A long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer.
HYDRA, noun. Trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality; "we may be facing a hydra that defies any easy solution".
HYDRA, noun. Small tubular solitary freshwater hydrozoan polyp.
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