hydra definition

  • noun:
    • some of a number of small freshwater polyps for the genus Hydra and relevant genera, having a naked cylindrical human anatomy and an oral opening enclosed by tentacles.
    • some of several little freshwater polyps for the genus Hydra and relevant genera, having a naked cylindrical human body and an oral orifice enclosed by tentacles.
    • A complex, multifarious issue or circumstance that can't be solved easily and quickly.
    • A serpent or monster inside lake or marsh of Lerna, within the Peloponnesus, represented as having numerous heads, certainly one of which, whenever take off, ended up being instantly succeeded by two others, unless the injury had been cauterized. It had been slain by Hercules. For this reason, an awful beast.
    • Hence: A multifarious evil, or an evil having numerous sources; to not ever be overcome by a single energy.
    • Any little fresh-water hydroid associated with the genus Hydra, generally discovered mounted on sticks, stones, etc., by a basal sucker.
    • A southern constellation of great size lying southerly from Cancer, Leo, and Virgo.
    • In Greek myth, a monstrous serpent or dragon for the lake or marsh of Lerna in Argolis, represented as having nine minds, all of which, becoming stop, was immediately succeeded by two brand-new people unless the wound ended up being cauterized. The destruction for this beast was one of the twelve labors of Hercules.
    • Hence—2. Figuratively, multifarious wicked; bad or misfortune due to numerous sources and not easily to be surmounted.
    • [capitalized] An ancient south constellation, representing a sea-serpent.
    • In zoology: A venomous sea-snake; any one for the Hydrophidæ of this Indian sea.
    • In Hydrozoa: [capitalized] A genus of fresh-water polyps of very simple structure, typical associated with household Hydridæ.
    • a person or a species associated with genus Hydra.
    • The sexual bud or medusa of any hydroid hydrozoan: so named from its resemblance to a species associated with genus Hydra.
    • a type of self-registering thermometer having a compound mind or light bulb to contain the spirits, aided by the object of enhancing the area confronted with the atmosphere, and thus making the tool utilize great rapidity.
    • an extended faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer
    • little tubular individual freshwater hydrozoan polyp
    • trouble that simply cannot be overcome by just one effort because of its numerous aspects or its persistent and pervasive high quality
    • (Greek mythology) monster with nine minds; whenever hit off each head ended up being changed by two brand-new ones

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