xenacanthiform

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noun

Any of the order †Xenacanthiformes of extinct shark-like chondrichthyans.

Similar
xenacanth
Origintaxonomic name Xenacanthiformes ← Ancient Greek ξένος →
Scrabble 31
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Meanings

nounxenacanthiform (plural xenacanthiforms)

plural xenacanthiforms

  1. biologyAny of the order †Xenacanthiformes of extinct shark-like chondrichthyans.

    Synonyms: xenacanth

adjectivexenacanthiform (not comparable)
  1. not comparablebiologyRelating or belonging to the order †Xenacanthiformes.

Synonyms & antonyms

nounAny of the order †Xenacanthiformes of extinct shark-like chondrichthyans.

Similar
xenacanth
Also see
xenacanth

Origin

  1. Ancient Greekξένος“foreign, alien”
  2. taxonomic nameXenacanthiformes
  3. Englishxenacanthiform

From taxonomic name Xenacanthiformes, derived from the genus Xenacanthus [from Ancient Greek ξένος (xénos, “foreign, alien”) + ἄκανθος (ákanthos, “spine”)] + -iformes.

More words from taxonomic name, Ancient Greek

Full word history & related roots →
Cite this entry
APA

xenacanthiform. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/xenacanthiform

MLA

“xenacanthiform.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/xenacanthiform. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “xenacanthiform,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/xenacanthiform.

Source: xenacanthiform on Wiktionary, CC BY-SA 4.0.