Standard Lemma guide

cathetus

noun · 1 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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  • /ˈkæ.θɪ.təs/
  • /kəˈθɪ.təs/
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A line perpendicular to a surface (or line); in particular, either of the sides of a right triangle other than its hypotenuse.

Definition source: English Wiktionary via Wiktextract

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Latin cathetus, from Ancient Greek κάθετος (káthetos, “perpendicular”).

Across languages

Translations

33 source translations are retained for this English entry.

  • Arabic: ضلع قائم — either of the sides of a right triangle other than its hypotenuse
  • Armenian: էջ (ēǰ) — either of the sides of a right triangle other than its hypotenuse
  • Asturian: catetu — either of the sides of a right triangle other than its hypotenuse
  • Azerbaijani: katet — either of the sides of a right triangle other than its hypotenuse
  • Catalan: catet — either of the sides of a right triangle other than its hypotenuse
  • Chinese Mandarin: 鄰邊 /邻边 (línbiān) — either of the sides of a right triangle other than its hypotenuse
  • Czech: odvěsna — either of the sides of a right triangle other than its hypotenuse
  • Danish: katete — either of the sides of a right triangle other than its hypotenuse
  • Dutch: rechthoekszijde — either of the sides of a right triangle other than its hypotenuse
  • Faroese: stuttsíða — either of the sides of a right triangle other than its hypotenuse
  • Finnish: kateetti — either of the sides of a right triangle other than its hypotenuse
  • French: cathète — either of the sides of a right triangle other than its hypotenuse
  • Galician: cateto — either of the sides of a right triangle other than its hypotenuse
  • German: Kathete — either of the sides of a right triangle other than its hypotenuse
  • Hebrew: נִצָּב (nitzáv) — either of the sides of a right triangle other than its hypotenuse
  • Hungarian: befogó — either of the sides of a right triangle other than its hypotenuse
  • Icelandic: skammhlið — either of the sides of a right triangle other than its hypotenuse
  • Ido: kateto — either of the sides of a right triangle other than its hypotenuse
  • Italian: cateto — either of the sides of a right triangle other than its hypotenuse
  • Japanese: 隣辺 (rinpen) — either of the sides of a right triangle other than its hypotenuse
  • Khmer: កាតែត (kaataet) — either of the sides of a right triangle other than its hypotenuse
  • Macedonian: кате́та (katéta) — either of the sides of a right triangle other than its hypotenuse
  • Norwegian: katet — either of the sides of a right triangle other than its hypotenuse
  • Polish: przyprostokątna — either of the sides of a right triangle other than its hypotenuse
  • Portuguese: cateto — either of the sides of a right triangle other than its hypotenuse
  • Russian: ка́тет (kátet) — either of the sides of a right triangle other than its hypotenuse
  • Serbo-Croatian: кате́та — either of the sides of a right triangle other than its hypotenuse
  • Serbo-Croatian: katéta — either of the sides of a right triangle other than its hypotenuse
  • Slovak: odvesna — either of the sides of a right triangle other than its hypotenuse
  • Spanish: cateto — either of the sides of a right triangle other than its hypotenuse
  • Swedish: katet — either of the sides of a right triangle other than its hypotenuse
  • Thai: ด้านประกอบมุมฉาก (dâan-bprà-gɔ̀ɔp-mum-chàak) — either of the sides of a right triangle other than its hypotenuse
  • Vietnamese: cạnh góc vuông — either of the sides of a right triangle other than its hypotenuse