sphenodontian

S1P3H4E1N1O1D2O1N1T1I1A1N1

noun

Any lizard-like reptile in the rhynchocephalian suborder Sphenodontia, whose only living representatives are the tuataras.

Scrabble 19
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounsphenodontian (plural sphenodontians)

plural sphenodontians

  1. Any lizard-like reptile in the rhynchocephalian suborder Sphenodontia, whose only living representatives are the tuataras.

Origin

From Sphenodontia + -an.

Full word history & related roots →
Cite this entry
APA

sphenodontian. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sphenodontian

MLA

“sphenodontian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sphenodontian. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sphenodontian,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sphenodontian.

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