trapezoid
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Trapezoid (1) (US) 
Trapezoid (2) (UK)
trapezoid
English
Etymology
From Ancient Greek τραπέζιον (trapézion, “irregular quadrilateral”, literally “a little table”) + -oid (“resembling”).
Pronunciation
- (Received Pronunciation) IPA(key): /ˈtɹæpəzɔɪd/, /trəˈpiːzɔɪd/
- enPR: tră'pəzoid, (General American) IPA(key): /ˈtɹæpəzɔɪd/
Audio (General Australian): (file)
Noun
trapezoid (plural trapezoids)
- (geometry, US, Canada) A (convex) quadrilateral with two (non-adjacent) parallel sides.
- 2023, Brandon Taylor, The Late Americans, Jonathan Cape, page 178:
- There was a trapezoid of light on his shoulder, some bright fragment torn from a greater plane.
- (geometry, British, Australia, New Zealand) A convex quadrilateral with no sides parallel.
- (anatomy) The trapezoid bone of the wrist.
- (ice hockey) The marked trapezoidal area immediately behind the goal line and the goal itself within which the goaltender may touch the puck.
Synonyms
- (geometry, convex quadrilateral with two non-adjacent parallel sides): (British) trapezium
- (geometry, convex quadrilateral with no parallel sides): irregular quadrilateral, (US) trapezium
Derived terms
Translations
quadrilateral with two sides parallel — see trapezium
quadrilateral with no sides parallel — see trapezium
trapezoid bone
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Indonesian
Etymology
Borrowed from English trapezoid.
Pronunciation
- (Standard Indonesian) IPA(key): /trapeˈzoid/
- Syllabification: tra‧pe‧zoid
Noun
trapezoid (plural trapezoid-trapezoid)
- trapezoid (a convex quadrilateral with no sides parallel)
Related terms
References
- “trapezoid” in Kamus Besar Bahasa Indonesia, Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016.
Polish
Etymology
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Pronunciation
Noun
trapezoid m inan (related adjective trapezoidalny)
Declension
Declension of trapezoid
| singular | plural | |
|---|---|---|
| nominative | trapezoid | trapezoidy |
| genitive | trapezoidu | trapezoidów |
| dative | trapezoidowi | trapezoidom |
| accusative | trapezoid | trapezoidy |
| instrumental | trapezoidem | trapezoidami |
| locative | trapezoidzie | trapezoidach |
| vocative | trapezoidzie | trapezoidy |
Further reading
- trapezoid in Polish dictionaries at PWN
Romanian
Etymology
Borrowed from French trapézoïde. By surface analysis, trapez + -oid.
Noun
trapezoid n (plural trapezoide)
Declension
| singular | plural | ||||
|---|---|---|---|---|---|
| indefinite | definite | indefinite | definite | ||
| nominative-accusative | trapezoid | trapezoidul | trapezoide | trapezoidele | |
| genitive-dative | trapezoid | trapezoidului | trapezoide | trapezoidelor | |
| vocative | trapezoidule | trapezoidelor | |||
Serbo-Croatian
Etymology
From New Latin trapezoides.
Pronunciation
Noun
trapezòīd m (Cyrillic spelling трапезо̀ӣд)
References
- “trapezoid”, in Hrvatski jezični portal (in Serbo-Croatian), 2006–2025