Phrase guide

sea horse

noun · 7 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

Any of the small fish of the genus Hippocampus that have a horselike head and swim upright.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any of a series of high-value British stamps issued during the reign of King George V, featuring a depiction of Britannia on a chariot in choppy seas.

Definition source: English Wiktionary via Wiktextract

Topics: hobbies, lifestyle, philately

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A hippopotamus.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A walrus.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Synonym of hippocampus.

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, mysticism, mythology, philosophy, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: hippocampus

Antonyms: none provided

6

noun

Meaning 6

small fish with horse-like heads bent sharply downward and curled tails; swim in upright position

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: seahorse

Antonyms: none provided

Broader terms: pipefish, needlefish

7

noun

Meaning 7

either of two large northern marine mammals having ivory tusks and tough hide over thick blubber

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: walrus, seahorse

Antonyms: none provided

Broader terms: pinniped mammal, pinniped, pinnatiped

Narrower terms: Atlantic walrus, Odobenus rosmarus, Pacific walrus, Odobenus divergens

History

Etymology

From Middle English sehors (“walrus”), equivalent to sea + horse. Probably a calque of obsolete French cheval de mer or directly of Late Latin caballus marinus. Named so after the shape of its head being similar to horse's head.

Across languages

Translations

92 source translations are retained for this English entry.

  • Arabic: فَرَس بَحْر (faras baḥr) — fish
  • Armenian: ծովաձի (covaji) — fish
  • Armenian: ձիաձուկ (jiajuk) — fish
  • Asturian: caballu de mar — fish
  • Azerbaijani: dənizatı — fish
  • Azerbaijani: dənizayğırı — fish
  • Basque: itsas zaldia — fish
  • Belarusian: марско́й канёк (marskój kanjók) — fish
  • Bulgarian: морско конче (morsko konče) — fish
  • Burmese: ရေမြင်း (re-mrang:) — fish
  • Burmese: ရေနဂါး (rena.ga:) — fish
  • Catalan: cavall marí — fish
  • Catalan: hipocamp — fish
  • Cebuano: kulkog — fish
  • Chinese Mandarin: 海馬 /海马 (hǎimǎ) — fish
  • Cornish: morvargh — fish
  • Czech: mořský koník — fish
  • Danish: søhest — fish
  • Dutch: zeepaard — fish
  • Esperanto: hipokampo — fish
  • Esperanto: marĉevalo — fish
  • Esperanto: marĉevaleto — fish
  • Estonian: merihobuke — fish
  • Finnish: merihevonen — fish
  • French: hippocampe — fish
  • Galician: cabalo de mar — fish
  • Galician: cabaliño de mar — fish
  • Georgian: ზღვის ცხენი (zɣvis cxeni) — fish
  • German: Seepferdchen — fish
  • Greek: ιππόκαμπος (ippókampos) — fish
  • Ancient Greek: ἱππόκαμπος (hippókampos) — fish
  • Hindi: अश्वमीन (aśvamīn) — fish
  • Hungarian: csikóhal — fish
  • Icelandic: sæhestur — fish
  • Ilocano: kurikor — fish
  • Indonesian: kuda laut — fish
  • Irish: capall mara — fish
  • Italian: cavalluccio marino — fish
  • Italian: ippocampo — fish
  • Japanese: 竜の落とし子 (tatsuno-otoshigo) — fish
  • Kazakh: атбалық (atbalyq) — fish
  • Korean: 해마 (haema) — fish
  • Lao: ມ້ານ້ໍາ (mā nam) — fish
  • Latin: equus bipēs — fish
  • Latvian: jūras zirdziņš — fish
  • : ᦙᦱᧉᦓᧄᧉ (maa2nam2) — fish
  • Luxembourgish: Séipäerdchen — fish
  • Macedonian: морско коњче (morsko konjče) — fish
  • Malay: kuda laut — fish
  • Malay: unduk-unduk — fish
  • Maltese: żiemel tal-baħar — fish
  • Māori: kioretai — fish
  • Māori: hinamoki — fish
  • Navajo: táłtłʼááh łį́į́ʼ — fish
  • Norman: ch'fa d'maïr — fish
  • Norman: j'va d'mé — fish
  • Norwegian Bokmål: havhest — fish
  • Norwegian Bokmål: sjøhest — fish
  • Old Tupi: îakarepetymbûaba — fish
  • Persian: اسب دریایی (asb-e daryâyi) — fish
  • Polish: konik morski — fish
  • Polish: pławikonik — fish
  • Portuguese: cavalo-marinho — fish
  • Romanian: căluț de mare — fish
  • Romanian: hipocamp — fish
  • Russian: морско́й конёк (morskój konjók) — fish
  • Scottish Gaelic: capall-mara — fish
  • Serbo-Croatian: морски коњић — fish
  • Serbo-Croatian: морски коњиц — fish
  • Serbo-Croatian: morski konjić — fish
  • Serbo-Croatian: morski konjic — fish
  • Seri: heeesam — fish
  • Slovak: morský koník — fish
  • Slovene: morski konjiček — fish
  • Spanish: hipocampo — fish
  • Spanish: caballito de mar — fish
  • Spanish: caballito marino — fish
  • Swahili: mbuzi-bahari — fish
  • Swedish: sjöhäst — fish
  • Tagalog: kabayo-kabayohan — fish
  • Tagalog: kaba-kabayuhan — fish
  • Tagalog: kabayong-dagat — fish
  • Tamil: கடற்குதிரை (kaṭaṟkutirai) — fish
  • Thai: ม้าน้ํา (máa-náam) — fish
  • Northern Thai: ᨾ᩶ᩣᨶ᩶ᩣᩴ — fish
  • Turkish: denizatı — fish
  • Ukrainian: морськи́й ко́ник (morsʹkýj kónyk) — fish
  • Vietnamese: cá ngựa — fish
  • Vietnamese: hải mã — fish
  • Volapük: hiokamp — fish
  • Welsh: morfarch — fish
  • Wolof: fasu géej wi — fish