trapezium
English
editEtymology
editRecorded since 1570, learned borrowing from Late Latin trapezium, from Ancient Greek τραπέζιον (trapézion, “irregular quadrilateral”, literally “a little table”), diminutive of τράπεζα (trápeza, “table”). Doublet of trapeze.
Pronunciation
edit- (General American, also) IPA(key): /tɹæˈpi.zi.əm/
Audio (General Australian): (file)
Noun
edittrapezium (plural trapeziums or trapezia)
- (geometry, British, Australia, New Zealand) A quadrilateral with two sides parallel.
- Hyponym: parallelogram
- (restrictively) A quadrilateral with two sides parallel and two sides non-parallel.
- (geometry, US, dated) A four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral.
- (anatomy) The trapezium bone of the wrist.
- 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.
Usage notes
edit- (geometry): The terms trapezium and trapezoid have swapped meanings in the US and Canada as compared with the rest of the world.
Synonyms
edit- (archaic) trapeze
- (geometry, British, four-sided polygon with two parallel sides): (US) trapezoid
- (geometry, US, four-sided polygon with no sides parallel and no equal sides): (British) trapezoid, (British) irregular quadrilateral.
Derived terms
editRelated terms
editTranslations
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Dutch
editEtymology
editBorrowed from Late Latin trapezium, from Ancient Greek τραπέζιον (trapézion, “irregular quadrilateral”), diminutive of τράπεζα (trápeza, “table”).
Pronunciation
editNoun
edittrapezium n (plural trapeziums or trapezia, diminutive trapeziumpje n)
Related terms
editLatin
editEtymology
editLate Latin; from Ancient Greek τραπέζιον (trapézion, “irregular quadrilateral”, literally “a little table”), diminutive of τράπεζα (trápeza, “table”).
Pronunciation
edit- (Classical Latin) IPA(key): /traˈpez.zi.um/, [t̪räˈpɛz̪d̪͡z̪iʊ̃ˑ]
- (modern Italianate Ecclesiastical) IPA(key): /traˈped.d͡zi.um/, [t̪räˈpɛd̪ː͡z̪ium]
Noun
edittrapezium n (genitive trapeziī or trapezī); second declension
Declension
editSecond-declension noun (neuter).
Case | Singular | Plural |
---|---|---|
Nominative | trapezium | trapezia |
Genitive | trapeziī trapezī1 |
trapeziōrum |
Dative | trapeziō | trapeziīs |
Accusative | trapezium | trapezia |
Ablative | trapeziō | trapeziīs |
Vocative | trapezium | trapezia |
1Found in older Latin (until the Augustan Age).
Descendants
edit- English terms derived from Proto-Indo-European
- English terms derived from the Proto-Indo-European root *ped-
- English terms borrowed from Late Latin
- English learned borrowings from Late Latin
- English terms derived from Late Latin
- English terms derived from Ancient Greek
- English doublets
- English 4-syllable words
- English terms with IPA pronunciation
- English terms with audio pronunciation
- English lemmas
- English nouns
- English countable nouns
- English nouns with irregular plurals
- en:Geometry
- British English
- Australian English
- New Zealand English
- American English
- English dated terms
- en:Anatomy
- en:Shapes
- en:Skeleton
- Dutch terms borrowed from Late Latin
- Dutch terms derived from Late Latin
- Dutch terms derived from Ancient Greek
- Dutch terms with IPA pronunciation
- Dutch terms with audio pronunciation
- Dutch lemmas
- Dutch nouns
- Dutch nouns with plural in -s
- Dutch nouns with Latin plurals
- Dutch neuter nouns
- nl:Geometry
- Latin terms derived from Ancient Greek
- Latin 4-syllable words
- Latin terms with IPA pronunciation
- Latin lemmas
- Latin nouns
- Latin second declension nouns
- Latin neuter nouns in the second declension
- Latin neuter nouns