Hydra

See also: hydra, hydrą, and Hydrą

Translingual

Hydra viridissima

Etymology

From Latin Hydra, the mythical serpent.

Proper noun

Hydra f

1. A taxonomic genus within the family Hydridae – predatory freshwater cnidarians, thought not to age, the hydras.

Hypernyms

• (genus): Eukaryota - superkingdom; Animalia - kingdom; Cnidaria - phylum; Medusozoa - subphylum; Hydrozoa - class; Hydroida - order; Hydrida - suborder; Hydridae - family

Hyponyms

• (genus): Hydra magnipapillata, Hydra oligactis (brown hydra), Hydra viridissima (green hydra), Hydra vulgaris (freshwater hydra) - selected species; for other species see Hydra on Wikipedia.Wikipedia

Derived terms

• Protohydra

References

• Hydra (genus) on Wikipedia.Wikipedia
• Hydra on Wikispecies.Wikispecies
• Hydra (genus) on Wikimedia Commons.Wikimedia Commons
• Hydra at World Register of Marine Species

English

A Greek vase depicting the Lernaean Hydra

Etymology

From Latin Hydra, the mythical serpent, originally from Ancient Greek ὕδρα (húdra), from Proto-Indo-European *údreh₂ (“aquatic”). Doublet of otter.

Pronunciation

• (UK, US) IPA^(key): /ˈhaɪ̯dɹə/, [ˈhaɪ̯dɹə], [ˈhaɪ̯d͡ʒɹə]

Proper noun

Hydra

1. (Greek mythology) A mythological serpent with many heads, slain by Hercules as one of his twelve labours.
2. (astronomy) A spring constellation of the northern sky, said to resemble a serpent. It lies just south of the zodiac and contains the star Alphard.
   • 2021, A. K. Blakemore, The Manningtree Witches, Granta Books, page 232:

     At night I lie dry-eyed on my little bed and turn my head to and fro to catch sight of one little star by one little star along the tail of Hydra, and think you are alive, you survive. Is this not what you wanted?

3. (astronomy) One of Pluto's moons.
4. One of the Saronic Islands in the Aegean Sea.
5. (geography) A commune in Algiers Province, Algeria.

Synonyms

• (mythology): Lernaean Hydra; Xiangliu, Xiangyao (Chinese equivalent)
• (astronomy, moon of Pluto): Pluto II, S/2005 P 1, S/2005 P 1 (Hydra), (134340) Pluto II, (134340) Pluto II Hydra, Pluto II (Hydra)

Derived terms

• hydra
• Hydrae
• Hydrian

Translations

mythical serpent

• Albanian: shkërbadër f, kuçedër (sq) f, lubi (sq) f
• Chinese:

  Mandarin: 九頭蛇／九头蛇 (Jiǔtóushé), 海德拉 (Hǎidélā), 許德拉／许德拉 (Xǔdélā)

• Czech: Hydra (cs) f
• Danish: Hydra
• Esperanto: hidro
• Finnish: Hydra (fi)
• French: Hydre de Lerne
• Galician: Hidra (gl)
• German: Hydra (de) f
• Greek: Λερναία Ύδρα f (Lernaía Ýdra)

  Ancient: ὕδρα f (húdra)

• Greenlandic: Hydra
• Inuktitut: ᐦᐄᑦᕋ (hiitra)
• Irish: Hydra
• Italian: Idra di Lerna
• Japanese: ヒュドラー (hyudorā)
• Latin: hydra f
• Marathi: हायड्रा (hāyaḍrā)
• Polish: Hydra (pl) f
• Portuguese: Hidra de Lerna, Hidra (pt) f
• Russian: Лерне́йская ги́дра f (Lernéjskaja gídra)
• Spanish: Hidra de Lerna
• Telugu: హైడ్రా (haiḍrā)

constellation

• Arabic: حَيَّة الْمِيَاه (ḥayya(t) al-miyāh)
• Chinese:

  Mandarin: 長蛇座／长蛇座 (zh) (Chángshézuò)

• Czech: Hydra (cs) f, souhvězdí Hydry n
• Esperanto: Hidro
• Finnish: Vesikäärme (fi)
• French: Hydre (fr) f
• Galician: Hidra Femia (gl)
• German: Wasserschlange (de) f
• Greek: Ύδρα (el) f (Ýdra)

  Ancient: Ὕδρα f (Húdra)

• Irish: an Phéist Uisce f
• Italian: Idra f
• Japanese: うみへび座 (ja) (Umihebi-za), 海蛇座 (ja) (うみへびざ)
• Kazakh: Гидра (Gidra)
• Latin: Hydra f, Anguis m
• Malay: Ular
• Polish: Hydra (pl) f
• Portuguese: Hidra (pt) f
• Russian: Ги́дра f (Gídra)
• Spanish: Hydra (es)

one of Pluto's moons

• Arabic: هِيدْرَا f (hīdrā)
• Armenian: Հիդրա (hy) (Hidra)
• Belarusian: Гідра (Hidra)
• Breton: Hydra
• Bulgarian: Хидра (Hidra)
• Catalan: Hidra
• Chinese:

  Mandarin: 冥衛三／冥卫三 (Míngwèisān)

• Czech: Hydra (cs)
• Danish: Hydra
• Dutch: Hydra (nl)
• Esperanto: Hidro
• Finnish: Hydra (fi)
• French: Hydra (fr), Hydre (fr)
• Galician: Hydra (gl)
• German: Hydra (de)
• Greek: Ύδρα (el) (Ýdra)
• Hindi: हाएड्रा (hāeḍrā)
• Hungarian: Hydra (hu)
• Ido: S/2005 P 1
• Irish: Hydra
• Italian: Idra
• Japanese: ヒドラ (ja) (Hidora)
• Kazakh: Гидра (Gidra)
• Korean: 히드라 (Hideura)
• Latin: Hydra f
• Lithuanian: Hidra
• Low German: Hydra
• Manx: Hydra
• Marathi: हायड्रा (hāyaḍrā)
• Norwegian:

  Bokmål: Hydra

  Nynorsk: Hydra

• Persian: هیدرا
• Polish: Hydra (pl) f
• Portuguese: Hidra (pt) f
• Romanian: Hydra
• Russian: Ги́дра f (Gídra)
• Serbo-Croatian: Hidra
• Slovak: Hydra
• Slovene: Hidra
• Spanish: Hidra (es)
• Turkish: Hydra
• Ukrainian: Гі́дра (Hídra)
• Vietnamese: Hydra
• Waray-Waray: Hydra
• Welsh: Hydra

See also

• (moons of Pluto) Charon, Styx, Nix, Kerberos, Hydra

Anagrams

• Hardy, hardy

Czech

Etymology

From hydra, from Ancient Greek ὕδρα (húdra).

Pronunciation

• IPA^(key): [ˈɦɪdra]
• Rhymes: -ɪdra
• Hyphenation: Hyd‧ra

Proper noun

Hydra f

1. (Greek mythology, Roman mythology) Hydra, a mythological serpent with seven heads
   • 1996, Antonín Rükl, “Hydra”, in Souhvězdí, Praha: Aventinum, →ISBN, page 126:

     […] místo každé uťaté hlavy vyrostly Hydře dvě nové.

     […] instead of every cut-off head two new heads grew up to Hydra.

2. (astronomy) Hydra, a spring constellation of the northern sky
   • 1996, Antonín Rükl, “Hydra”, in Souhvězdí, Praha: Aventinum, →ISBN, page 126:

     Alfa Hydrae – Alphard, 2,0 mag, je nejjasnější hvězda v Hydře.

     Alpha Hydrae – Alphard, 2.0 mag, is the brightest star in the constellation of Hydra.

3. (astronomy) Hydra, a moon of Pluto [since 2006]
   • 2015 June 12, Petr Lála, “Historická událost: sonda New Horizons zblízka prozkoumá záhadné Pluto”, in Technet.cz‎^[1]:

     Měsíce Hydra, Nix a Styx obíhají ve vzájemné rezonanci, protože za jeden oběh Hydry oběhne Nix právě jeden a půlkrát a Styx dokonce dvakrát.

     The moons Hydra, Nix and Styx orbit in mutual resonance, as Nix makes exactly one and half an orbit and Styx even two orbits during one orbit of Hydra.

4. Hydra, one of the Saronic Islands of Greece in the Aegean Sea
   • 1904, “Řecko”, in Ottův slovník naučný‎^[2], volume XXI, Praha: J. Ottl, page 359:

     Poloostrov Argolský, k němuž přiléhá ostrov Hydra (Hydrea), omezuje záliv Nauplijský […]

     The Argolid Penninsula, which the island of Hydra (Hydrea) closely borders with, closes the Argolic Gulf […]

Declension

Declension of Hydra (sg-only hard feminine)

	singular
nominative	Hydra
genitive	Hydry
dative	Hydře
accusative	Hydru
vocative	Hydro
locative	Hydře
instrumental	Hydrou

Alternative forms

• hydra (serpent)

Derived terms

• hyderský
• Hydřin

 

See also

Solar System in Czech · sluneční soustava (layout · text)
Star	Slunce
IAU planets and notable dwarf planets	Merkur	Venuše	Země	Mars	Ceres	Jupiter	Saturn	Uran	Neptun	Pluto	Eris
Notable moons	—	—	Měsíc	Phobos/Fobos Deimos	—	Io Europa Ganymed Callisto	Mimas Enceladus Tethys Dione Rhea Titan Iapetus	Miranda Ariel Umbriel Titania Oberon	Triton	Charon	Dysnomia

Further reading

• “Hydra”, in Kartotéka Novočeského lexikálního archivu (in Czech)
• Hydra (mytologie) on the Czech Wikipedia.Wikipedia ^cs
• Hydra (souhvězdí) on the Czech Wikipedia.Wikipedia ^cs
• Hydra (měsíc) on the Czech Wikipedia.Wikipedia ^cs

Anagrams

• drahý
• dráhy
• hadry
• hrady

Finnish

Etymology

Learned borrowing from Ancient Greek ὕδρα (húdra).

Pronunciation

• IPA^(key): /ˈhydrɑ/, [ˈhydrɑ̝]
• Rhymes: -ydrɑ
• Syllabification^(key): Hyd‧ra

Proper noun

Hydra

1. Hydra (mythological serpent)
2. (rare) Synonym of Vesikäärme (“constellation Hydra”).
3. (astronomy) Hydra (one of Pluto's moons)
4. Hydra (one of the Saronic Islands, its municipality and its central town)

Declension

Inflection of Hydra (Kotus type 9/kala, no gradation)
nominative		Hydra	—
genitive		Hydran	—
partitive		Hydraa	—
illative		Hydraan	—
		singular	plural
nominative		Hydra	—
accusative	nom.	Hydra	—
	gen.	Hydran
genitive		Hydran	—
partitive		Hydraa	—
inessive		Hydrassa	—
elative		Hydrasta	—
illative		Hydraan	—
adessive		Hydralla	—
ablative		Hydralta	—
allative		Hydralle	—
essive		Hydrana	—
translative		Hydraksi	—
abessive		Hydratta	—
instructive		—	—
comitative		See the possessive forms below.

Possessive forms of Hydra (Kotus type 9/kala, no gradation)

first-person singular possessor singular plural nominative Hydrani — accusative nom. Hydrani — gen. Hydrani genitive Hydrani — partitive Hydraani — inessive Hydrassani — elative Hydrastani — illative Hydraani — adessive Hydrallani — ablative Hydraltani — allative Hydralleni — essive Hydranani — translative Hydrakseni — abessive Hydrattani — instructive — — comitative — — second-person singular possessor singular plural nominative Hydrasi — accusative nom. Hydrasi — gen. Hydrasi genitive Hydrasi — partitive Hydraasi — inessive Hydrassasi — elative Hydrastasi — illative Hydraasi — adessive Hydrallasi — ablative Hydraltasi — allative Hydrallesi — essive Hydranasi — translative Hydraksesi — abessive Hydrattasi — instructive — — comitative — — first-person plural possessor singular plural nominative Hydramme — accusative nom. Hydramme — gen. Hydramme genitive Hydramme — partitive Hydraamme — inessive Hydrassamme — elative Hydrastamme — illative Hydraamme — adessive Hydrallamme — ablative Hydraltamme — allative Hydrallemme — essive Hydranamme — translative Hydraksemme — abessive Hydrattamme — instructive — — comitative — — second-person plural possessor singular plural nominative Hydranne — accusative nom. Hydranne — gen. Hydranne genitive Hydranne — partitive Hydraanne — inessive Hydrassanne — elative Hydrastanne — illative Hydraanne — adessive Hydrallanne — ablative Hydraltanne — allative Hydrallenne — essive Hydrananne — translative Hydraksenne — abessive Hydrattanne — instructive — — comitative — — third-person possessor singular plural nominative Hydransa — accusative nom. Hydransa — gen. Hydransa genitive Hydransa — partitive Hydraansa — inessive Hydrassaan Hydrassansa — elative Hydrastaan Hydrastansa — illative Hydraansa — adessive Hydrallaan Hydrallansa — ablative Hydraltaan Hydraltansa — allative Hydralleen Hydrallensa — essive Hydranaan Hydranansa — translative Hydrakseen Hydraksensa — abessive Hydrattaan Hydrattansa — instructive — — comitative — —

German

Etymology

From Latin hydra, from Ancient Greek ὕδρα (húdra).

Pronunciation

• IPA^(key): /ˈhyːdʁa/

• Audio:

  (file)

Proper noun

Hydra f

1. (Greek mythology) Hydra (mythical serpent)

Latin

Etymology

From Ancient Greek ὕδρα (húdra).

Pronunciation

• (Classical Latin) IPA^(key): /ˈhy.dra/, [ˈhʏd̪rä]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈi.dra/, [ˈiːd̪rä]

Proper noun

Hydra f sg (genitive Hydrae); first declension

1. (Greek mythology) The Hydra (mythical serpent)

Declension

First-declension noun, singular only.

Case	Singular
Nominative	Hydra
Genitive	Hydrae
Dative	Hydrae
Accusative	Hydram
Ablative	Hydrā
Vocative	Hydra

Descendants

• English: Hydra, hydra
• French: hydre
• German: Hydra
• Italian: idra
• Portuguese: hidra
• Spanish: hidra

References

• “Hydra”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• Hydra in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.

Polish

Hydra

Etymology

Learned borrowing from Latin Hydra.

Pronunciation

• IPA^(key): /ˈxɘdra/

• Audio:

  (file)

• Rhymes: -ɘdra
• Syllabification: Hy‧dra
• Homophone: hydra

Proper noun

Hydra f

1. (Greek mythology) Hydra (mythological serpent with many heads, slain by Hercules as one of his twelve labours)
2. (astronomy) Hydra (spring constellation of the northern sky, said to resemble a serpent)

Declension

Declension of Hydra

	singular
nominative	Hydra
genitive	Hydry
dative	Hydrze
accusative	Hydrę
instrumental	Hydrą
locative	Hydrze
vocative	Hydro

Further reading

• Hydra in Polish dictionaries at PWN

Spanish

Pronunciation

• IPA^(key): /ˈidɾa/ [ˈi.ð̞ɾa]
• Rhymes: -idɾa
• Syllabification: Hy‧dra

Proper noun

Hydra f

1. (astronomy) Hydra (constellation)

Turkish

Proper noun

Hydra

1. (astronomy) Hydra