palatopterygoquadrate

noun

A certain jaw bone in reptiles and fish, consisting of fused palatine, pterygoid and quadrate bones.

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Meanings

nounpalatopterygoquadrate (plural palatopterygoquadrates)

plural palatopterygoquadrates

  1. A certain jaw bone in reptiles and fish, consisting of fused palatine, pterygoid and quadrate bones.

    The dorsal part consists of the two palatopterygoquadrate cartilages, which have fused in the anterior midline and have formed an arch that constitutes the upper jaw.

    2006, Saul Wischnitzer, Atlas and Dissection Guide for Comparative Anatomy, page 40

Origin

From palato- + pterygo- + quadrate.

Full word history & related roots →
Cite this entry
APA

palatopterygoquadrate. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/palatopterygoquadrate

MLA

“palatopterygoquadrate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/palatopterygoquadrate. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “palatopterygoquadrate,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/palatopterygoquadrate.

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