underarc

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noun

In a two-dimensional knot diagram, any arc which crosses under another segment of the knot.

OriginEnglish arc ← Middle English ark ← Old French arc →
Scrabble 11
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Meanings

noununderarc (plural underarcs)

plural underarcs

  1. mathematicsIn a two-dimensional knot diagram, any arc which crosses under another segment of the knot.

Origin

  1. Englishunder
  2. Proto-Indo-European*h₂erkʷ-
  3. Proto-Indo-European*h₂erkʷos
  4. Proto-Italic*arkuos
  5. Latinarcus
  6. Old Frencharc
  7. Middle Englishark
  8. Englisharc
  9. Englishunderarc

From under + arc.

Full word history & related roots →

Rhymes & wordplay

Anagrams

undercarDurranceCunarder
Cite this entry
APA

underarc. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/underarc

MLA

“underarc.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underarc. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “underarc,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/underarc.

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