Standard Lemma guide

hypotenuse

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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /haɪˈpɒtənjuːz/
  • UK: [haɪˈpɒʔn̩juːz]
  • US: /haɪˈpɑtənus/
  • US: /haɪˈpɑtənjus/
  • US: [haɪˈpɑʔənuːs]
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

The side of a right triangle opposite the right angle.

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

2

noun

Meaning 2

the side of a right triangle opposite the right angle

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: flank

History

Etymology

From Latin hypotenusa, from Ancient Greek ὑποτείνουσα πλευρά (hupoteínousa pleurá, “side subtending [the right angle]”), from ὑποτείνουσα (hupoteínousa, “stretching, extending, subtending”), active participle of ὑποτείνω (hupoteínō, “subtend, stretch under”).

Across languages

Translations

52 source translations are retained for this English entry.

  • Arabic: وَتَر (watar) — the side of a right triangle opposite the right angle
  • Armenian: ներքնաձիգ (nerkʻnajig) — the side of a right triangle opposite the right angle
  • Asturian: hipotenusa — the side of a right triangle opposite the right angle
  • Azerbaijani: hipotenuz — the side of a right triangle opposite the right angle
  • Belarusian: гіпатэну́за (hipatenúza) — the side of a right triangle opposite the right angle
  • Bulgarian: хипотенуза (hipotenuza) — the side of a right triangle opposite the right angle
  • Burmese: ထောင့်မှန်ခံအနား (htaung.hmanhkam-a.na:) — the side of a right triangle opposite the right angle
  • Catalan: hipotenusa — the side of a right triangle opposite the right angle
  • Classical Chinese: 弦 (xián) — the side of a right triangle opposite the right angle
  • Chinese Mandarin: 斜邊 /斜边 (xiébiān) — the side of a right triangle opposite the right angle
  • Czech: přepona — the side of a right triangle opposite the right angle
  • Danish: hypotenuse — the side of a right triangle opposite the right angle
  • Dutch: hypotenusa — the side of a right triangle opposite the right angle
  • Dutch: schuine zijde — the side of a right triangle opposite the right angle
  • Esperanto: hipotenuzo — the side of a right triangle opposite the right angle
  • Finnish: hypotenuusa — the side of a right triangle opposite the right angle
  • French: hypoténuse — the side of a right triangle opposite the right angle
  • Galician: hipotenusa — the side of a right triangle opposite the right angle
  • German: Hypotenuse — the side of a right triangle opposite the right angle
  • Greek: υποτείνουσα (ypoteínousa) — the side of a right triangle opposite the right angle
  • Hebrew: יתר (yéter) — the side of a right triangle opposite the right angle
  • Hindi: कर्ण (karṇ) — the side of a right triangle opposite the right angle
  • Hungarian: átfogó — the side of a right triangle opposite the right angle
  • Icelandic: langhlið — the side of a right triangle opposite the right angle
  • Ido: hipotenuzo — the side of a right triangle opposite the right angle
  • Indonesian: hipotenusa — the side of a right triangle opposite the right angle
  • Italian: ipotenusa — the side of a right triangle opposite the right angle
  • Japanese: 斜辺 (shahen) — the side of a right triangle opposite the right angle
  • Khmer: អ៊ីប៉ូតេនុស (ʼiipouteenuh) — the side of a right triangle opposite the right angle
  • Korean: 빗변 (bitbyeon) — the side of a right triangle opposite the right angle
  • Central Kurdish: ژێ (jê) — the side of a right triangle opposite the right angle
  • Macedonian: хипотену́за (hipotenúza) — the side of a right triangle opposite the right angle
  • Malay: garis sendeng — the side of a right triangle opposite the right angle
  • Malay: hipotenus — the side of a right triangle opposite the right angle
  • Māori: tāroa — the side of a right triangle opposite the right angle
  • Marathi: कर्ण (karṇa) — the side of a right triangle opposite the right angle
  • Persian: وتر (vatar) — the side of a right triangle opposite the right angle
  • Polish: przeciwprostokątna — the side of a right triangle opposite the right angle
  • Portuguese: hipotenusa — the side of a right triangle opposite the right angle
  • Romanian: ipotenuză — the side of a right triangle opposite the right angle
  • Russian: гипотену́за (gipotenúza) — the side of a right triangle opposite the right angle
  • Serbo-Croatian: hipotenuza — the side of a right triangle opposite the right angle
  • Slovak: prepona — the side of a right triangle opposite the right angle
  • Spanish: hipotenusa — the side of a right triangle opposite the right angle
  • Swedish: hypotenusa — the side of a right triangle opposite the right angle
  • Tagalog: gilis — the side of a right triangle opposite the right angle
  • Thai: ด้านตรงข้ามมุมฉาก (dâan-dtrong-kâam-mum-chàak) — the side of a right triangle opposite the right angle
  • Turkish: hipotenüs — the side of a right triangle opposite the right angle
  • Ukrainian: гіпотену́за (hipotenúza) — the side of a right triangle opposite the right angle
  • Urdu: وتر (vatar) — the side of a right triangle opposite the right angle
  • Vietnamese: cạnh huyền — the side of a right triangle opposite the right angle
  • Welsh: llinell groes — the side of a right triangle opposite the right angle
Real reading context

hypotenuse in complete knowledge articles