arctanh

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/ˈɑː(ɹ)kˌtænʃ/

A form of artanh — The area hyperbolic tangent function; i.e., the inverse hyperbolic tangent function (or hyperbolic arctangent)

OriginEnglish tanh ← Latin arcus ← Proto-Italic *arkuos →
Scrabble 12
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Meanings

nounarctanh (plural not attested)
  1. alternativeno pluralmathematicsAlternative form of artanh (“the inverse hyberbolic tangent function”)

Origin

  1. Proto-Indo-European*h₂erkʷ-
  2. Proto-Indo-European*h₂erkʷos
  3. Proto-Italic*arkuos
  4. Latinarcus
  5. Englisharc-
  6. Englishtanh
  7. Englisharctanh

From arc- + tanh.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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