Standard Lemma guide

trapezium

noun · 8 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.

  • trə-pē′zē-əm
  • /tɹəˈpiː.zi.əm/
  • General-American, also: /tɹæˈpi.zi.əm/
  • Australia: Recorded audio is listed in the source snapshot.
  • rhymes with -iːzi.əm

1

noun

Meaning 1

A quadrilateral with two sides parallel.

Definition source: English Wiktionary via Wiktextract

Usage: Australia, New-Zealand, UK

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Narrower terms: parallelogram

2

noun

Meaning 2

A quadrilateral with two sides parallel.

A quadrilateral with two sides parallel and two sides non-parallel.

Definition source: English Wiktionary via Wiktextract

Usage: Australia, New-Zealand, UK

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Narrower terms: parallelogram

3

noun

Meaning 3

A four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral.

Definition source: English Wiktionary via Wiktextract

Usage: US, dated

Topics: geometry, mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

The trapezium bone of the wrist.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A region on the ventral side of the brain, either just back of the pons Varolii, or, as in man, covered by the posterior extension of its transverse fibers.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

the wrist bone on the thumb side of the hand that articulates with the 1st and 2nd metacarpals

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: trapezium bone, os trapezium

Antonyms: none provided

Broader terms: carpal bone, carpal, wrist bone

7

noun

Meaning 7

a multiple star in the constellation of Orion

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: multiple star

8

noun

Meaning 8

a quadrilateral with no parallel sides

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: parallelogram

Broader terms: quadrilateral, quadrangle, tetragon

History

Etymology

Learned borrowing from Late Latin trapezium, borrowed from Ancient Greek τρᾰπέζῐον (trăpézĭon, “irregular quadrilateral”, literally “small table”), from τράπεζα (trápeza, “table”) + -ιον (-ion, diminutive suffix). First attested in 1570. Doublet of trapeze.

Across languages

Translations

95 source translations are retained for this English entry.

  • Arabic: شِبْهُ مُنْحَرِفٍ (šibhu munḥarifin) — polygon with two parallel sides
  • Armenian: սեղան (seġan) — polygon with two parallel sides
  • Azerbaijani: trapesiya — polygon with two parallel sides
  • Basque: trapezio — polygon with two parallel sides
  • Bengali: ট্রাপিজিয়াম (ṭrapijiẏam) — polygon with two parallel sides
  • Bulgarian: трапе́ц (trapéc) — polygon with two parallel sides
  • Catalan: trapezi — polygon with two parallel sides
  • Chinese Mandarin: 梯形 (tīxíng) — polygon with two parallel sides
  • Czech: lichoběžník — polygon with two parallel sides
  • Danish: trapez — polygon with two parallel sides
  • Dutch: trapezium — polygon with two parallel sides
  • Esperanto: trapezo — polygon with two parallel sides
  • Finnish: puolisuunnikas — polygon with two parallel sides
  • French: trapèze — polygon with two parallel sides
  • Galician: trapecio — polygon with two parallel sides
  • Galician: trapezoide — polygon with two parallel sides
  • German: Paralleltrapez — polygon with two parallel sides
  • German: Trapez — polygon with two parallel sides
  • Greek: τραπέζιο (trapézio) — polygon with two parallel sides
  • Ancient Greek: τραπέζιον (trapézion) — polygon with two parallel sides
  • Hebrew: טְרָפֶּז (trapéz) — polygon with two parallel sides
  • Hindi: समलंब (samlamb) — polygon with two parallel sides
  • Hindi: समलम्ब (samlamb) — polygon with two parallel sides
  • Hungarian: trapéz — polygon with two parallel sides
  • Ido: trapezo — polygon with two parallel sides
  • Indonesian: trapesium — polygon with two parallel sides
  • Italian: trapezio — polygon with two parallel sides
  • Japanese: 台形 (daikei) — polygon with two parallel sides
  • Japanese: 梯形 (teikei) — polygon with two parallel sides
  • Khmer: ចតុកោណព្នាយ (caʼtokaon pniəy) — polygon with two parallel sides
  • Korean: 사다리꼴 (sadarikkol) — polygon with two parallel sides
  • Korean: 제형 (jehyeong) — polygon with two parallel sides
  • Latin: trapezoides — polygon with two parallel sides
  • Latin: trapezion — polygon with two parallel sides
  • Latin: mensula — polygon with two parallel sides
  • Latvian: trapece — polygon with two parallel sides
  • Lithuanian: trapecija — polygon with two parallel sides
  • Macedonian: трапез (trapez) — polygon with two parallel sides
  • Māori: taparara — polygon with two parallel sides
  • Navajo: heetsʼóozgo dikʼą́ — polygon with two parallel sides
  • Persian: زنخدار (zanaxdâr) — polygon with two parallel sides
  • Persian: ذوزنقه (zuzanaqe) — polygon with two parallel sides
  • Polish: trapez — polygon with two parallel sides
  • Portuguese: trapézio — polygon with two parallel sides
  • Russian: трапе́ция (trapécija) — polygon with two parallel sides
  • Sanskrit: समलम्ब (samalamba) — polygon with two parallel sides
  • Spanish: trapecio — polygon with two parallel sides
  • Swedish: trapets — polygon with two parallel sides
  • Tagalog: tagigapay — polygon with two parallel sides
  • Thai: สี่เหลี่ยมคางหมู (sìi-lìiam-kaang-mǔu) — polygon with two parallel sides
  • Turkish: yamuk — polygon with two parallel sides
  • Vietnamese: hình thang — polygon with two parallel sides
  • Arabic: مُنْحَرِف (munḥarif) — polygon with no parallel sides and no equal sides
  • Arabic: شِكْل مُنْحَرِف (šikl munḥarif) — polygon with no parallel sides and no equal sides
  • Arabic: مُعَيَّن مُنْحَرِف (muʕayyan munḥarif) — polygon with no parallel sides and no equal sides
  • Chinese Mandarin: 不等邊四邊形 /不等边四边形 (bùděngbiānsìbiānxíng) — polygon with no parallel sides and no equal sides
  • Czech: čtyřúhelník — polygon with no parallel sides and no equal sides
  • Dutch: trapezoïde — polygon with no parallel sides and no equal sides
  • Esperanto: trapezo — polygon with no parallel sides and no equal sides
  • Finnish: nelikulmio — polygon with no parallel sides and no equal sides
  • French: trapézoïde — polygon with no parallel sides and no equal sides
  • German: Trapezoid — polygon with no parallel sides and no equal sides
  • German: Trapez — polygon with no parallel sides and no equal sides
  • Greek: τραπέζιο (trapézio) — polygon with no parallel sides and no equal sides
  • Ancient Greek: τραπέζιον (trapézion) — polygon with no parallel sides and no equal sides
  • Hebrew: טְרָפֶּז (trapéz) — polygon with no parallel sides and no equal sides
  • Ido: trapezo — polygon with no parallel sides and no equal sides
  • Indonesian: trapezoid — polygon with no parallel sides and no equal sides
  • Italian: trapezoide — polygon with no parallel sides and no equal sides
  • Japanese: 不等辺四辺形 (futōhenshihenkei) — polygon with no parallel sides and no equal sides
  • Korean: 부등변사변형 (budeungbyeonsabyeonhyeong) — polygon with no parallel sides and no equal sides
  • Latin: trapezium — polygon with no parallel sides and no equal sides
  • Latin: trapezoides — polygon with no parallel sides and no equal sides
  • Macedonian: трапезои́д (trapezoíd) — polygon with no parallel sides and no equal sides
  • Persian: زنخدار (zanaxdâr) — polygon with no parallel sides and no equal sides
  • Persian: ذوزنقه (zuzanaqe) — polygon with no parallel sides and no equal sides
  • Polish: trapezoid — polygon with no parallel sides and no equal sides
  • Spanish: trapezoide — polygon with no parallel sides and no equal sides
  • Swedish: trapetsoid — polygon with no parallel sides and no equal sides
  • Bulgarian: трапецови́дна ко́ст (trapecovídna kóst) — bone
  • Catalan: trapezi — bone
  • Chinese Mandarin: 大多角骨 (dàduōjiǎogǔ) — bone
  • French: trapèze — bone
  • Galician: trapecio — bone
  • Hindi: समलंब (samlamb) — bone
  • Hindi: समलम्ब (samlamb) — bone
  • Japanese: 大菱形骨 (dairyōkeikotsu) — bone
  • Korean: 큰마름뼈 (keunmareumppyeo) — bone
  • Korean: 대능형골 (daeneunghyeonggol) — bone
  • Persian: ذوزنقه (zuzanaqe) — bone
  • Portuguese: trapézio — bone
  • Sanskrit: समलम्ब (samalamba) — bone
  • Spanish: trapecio — bone
  • Spanish: hueso trapecio — bone
  • Vietnamese: xương thang — bone