Standard Lemma guide

arccotangent

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

An inverse of the cotangent function. Symbol: arccot

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences, trigonometry

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

the inverse function of the cotangent; the angle that has a cotangent equal to a given number

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: arc cotangent, inverse cotangent

Antonyms: none provided

Broader terms: trigonometric function, circular function

History

Etymology

Etymology tree Proto-Indo-European *h2erkw- Proto-Indo-European *h2erkwos Proto-Italic *arkuos Latin arcusder. English arc- English cotangent English arccotangent From arc- + cotangent.

Across languages

Translations

13 source translations are retained for this English entry.

  • Asturian: arcocotanxente — inverse of the cotangent function
  • Catalan: arccotangent — inverse of the cotangent function
  • Chinese Mandarin: 反餘切 /反余切 (fǎnyúqiè) — inverse of the cotangent function
  • Czech: arkuskotangens — inverse of the cotangent function
  • Finnish: arkuskotangentti — inverse of the cotangent function
  • French: arccotangente — inverse of the cotangent function
  • Galician: arco cotanxente — inverse of the cotangent function
  • Italian: arcocotangente — inverse of the cotangent function
  • Khmer: អាកកូតង់សង់ (ʼakkotngsâng) — inverse of the cotangent function
  • Portuguese: arco-cotangente — inverse of the cotangent function
  • Romanian: arccotangentă — inverse of the cotangent function
  • Russian: арккота́нгенс (arkkotángens) — inverse of the cotangent function
  • Spanish: arcocotangente — inverse of the cotangent function