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Definition of xiphosuran

xiphosuran

/ˌzɪf.əˈsjʊə.rən/
xi · pho · su · ran

Plural:xiphosurans
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xiphosuran Lexical Profile

xiphosuran Game Scores & Validity

• adjective

1

Relating to or denoting marine arthropods of the order Xiphosura, which includes modern horseshoe crabs and their extinct relatives.

Example

"The paleontologist carefully extracted several xiphosuran fossils from the ancient marine shale, revealing details of their prehistoric anatomy."

• noun

1

Any marine arthropod of the order Xiphosura (commonly known as horseshoe crabs), found primarily in shallow coastal waters on soft sandy or muddy bottoms, characterized by a large rounded carapace and a long, stiff, spike-like tail.

Example

"The coastal waters of the western Atlantic are home to the horseshoe crab, a well-known xiphosuran that comes ashore to spawn during the high spring tides."

• Rhymes for xiphosuran

Word Origin & Etymology

From Modern Latin 'Xiphosura', derived from Greek 'xiphos' (sword) and 'oura' (tail), combined with the English suffix '-an'. The name refers to the distinctive long, spike-like tail of these marine arthropods.

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Xiphosuran. In Wordmom Dictionary. Retrieved Oct 16, 2026, from https://wordmom.com/dictionary/xiphosuran
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