Phrase guide

horseshoe crab

noun · 3 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

Any extinct or extant chelicerate in the order Xiphosura, actually more related to arachnids than true crabs.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Molucca crab, xiphosuran

Antonyms: none provided

2

noun

Meaning 2

Any extinct or extant chelicerate in the order Xiphosura, actually more related to arachnids than true crabs.

Any extant xiphosuran in the family Limulidae.

Definition source: English Wiktionary via Wiktextract

Usage: especially

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Molucca crab, xiphosuran, king crab

Antonyms: none provided

3

noun

Meaning 3

large marine arthropod of the Atlantic coast of North America having a domed carapace that is shaped like a horseshoe and a stiff pointed tail; a living fossil related to the wood louse

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: king crab, Limulus polyphemus, Xiphosurus polyphemus

Antonyms: none provided

Broader terms: arthropod

History

Etymology

From horseshoe + crab, referencing this animal's horseshoe-like shape.

Across languages

Translations

26 source translations are retained for this English entry.

  • Bulgarian: мечоопашат рак (mečoopašat rak) — arthropod
  • Chinese Mandarin: 鱟 /鲎 (hòu) — arthropod
  • Chinese Mandarin: 馬蹄蟹 /马蹄蟹 (mǎtíxiè) — arthropod
  • Chinese Mandarin: 夫妻魚 /夫妻鱼 (fūqīyú) — arthropod
  • Danish: dolkehale — arthropod
  • Esperanto: hufumkrabo — arthropod
  • Finnish: molukkirapu — arthropod
  • French: limule — arthropod
  • German: Pfeilschwanzkrebs — arthropod
  • Hebrew: זְנַב חֶרֶב (znav ẖérev) — arthropod
  • Japanese: カブトガニ (kabutogani) — arthropod
  • Khmer: ក្ដាមសេះ (kdaam seh) — arthropod
  • Korean: 투구게 (tuguge) — arthropod
  • Malay: belangkas — arthropod
  • Navajo: táłtłʼááh séigoʼ bitsʼaʼígíí — arthropod
  • Polish: mieczogon — arthropod
  • Polish: ostrogon — arthropod
  • Russian: краб-подко́ва (krab-podkóva) — arthropod
  • Russian: мечехво́ст (mečexvóst) — arthropod
  • Serbo-Croatian: pòtkovica — arthropod
  • Serbo-Croatian: rȁk-pòtkovica — arthropod
  • Swedish: dolksvans — arthropod
  • Swedish: hästskokrabba — arthropod
  • Thai: แมงดา (mɛɛng-daa) — arthropod
  • Turkish: at nalı yengeci — arthropod
  • Vietnamese: sam — arthropod