rhamphoid

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adjective

Of a cusp: defined by the equation (y-x²)²=x⁵, which is parametrized by (t²,t⁴+t⁵); having two branches with concavity in the same direction.

OriginAncient Greek ῥάμφος →
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Meanings

adjectiverhamphoid (not comparable)
  1. not comparablemathematicsOf a cusp: defined by the equation (y-x²)²=x⁵, which is parametrized by (t²,t⁴+t⁵); having two branches with concavity in the same direction.

Origin

  1. Ancient Greekῥάμφος“beak”
  2. Englishrhamphoid

Borrowed from Ancient Greek ῥάμφος (rhámphos, “beak”) + -oid.

More words from Ancient Greek

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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