diagonal

diagonal

See also: Diagonal

English

Etymology

From Middle French diagonal, from Latin diagōnālis, from Ancient Greek διαγώνιος (diagṓnios, “from angle to angle”), from διά (diá, “across”) + γωνία (gōnía, “angle”).

Pronunciation

• IPA^(key): /daɪˈæɡənəl/, /daɪˈæɡnəl/

• Audio (UK)

  (file)

Adjective

diagonal (not comparable)

1. (geometry) Joining two nonadjacent vertices (of a polygon or polyhedron).
2. Having slanted or oblique lines or markings.
3. Having a slanted or oblique direction.
   • 2011 January 12, Saj Chowdhury, “Liverpool 2 - 1 Liverpool”, in BBC‎:

     The visitors' undoing was caused by a diagonal ball from the right which was nodded into the six-yard area by Ian Evatt and finished off by Campbell.

4. Of or related to the cater-corner (diagonally opposite) legs of a quadruped, whether the front left and back right or front right and back left.

Synonyms

• (having a slanted or oblique direction): aslant, aslope, slanted, slanting, sloped, sloping

Translations

geometry: joining two nonadjacent vertices

Arabic: مَائِل‎ (māʔil), قُطْرِيّ‎ (ar) (quṭriyy) Bulgarian: диагона́лен (diagonálen) Catalan: diagonal (ca) Chinese: Mandarin: 對角／对角 (zh) (duìjiǎo) Czech: diagonální (cs) Dutch: diagonaal (nl) Esperanto: diagonala Finnish: lävistävä, diagonaalinen (fi) French: diagonale (fr) German: diagonal (de), schräg (de) Greek: Classical Greek: διαγώνιος (diagṓnios) Hebrew: אלכסוני‎ (alakhsony) Hungarian: átlós (hu) Italian: diagonale (it) Japanese: 筋交い (すじかい, sujikai), 対角 (たいかく, taikaku) Latin: diagonalis, diagonios Persian: تراگوشه‎ (tarāgūše), تراکنج‎ (tarākonj) Polish: przekątny, skośny (pl), diagonalny Portuguese: diagonal (pt) Romanian: diagonal (ro) Russian: диагона́льный (ru) (diagonálʹnyj), диагона́ль (ru) f (diagonálʹ) Slovak: diagonálny (sk) Spanish: diagonal (es) Swedish: diagonal (sv) Tagalog: hilis Ukrainian: діагона́льний (diahonálʹnyj)

having a slanted or oblique direction

Bulgarian: кос (bg) (kos) Catalan: diagonal (ca) Chinese: Mandarin: 對角／对角 (zh) (duìjiǎo) Dutch: diagonaal (nl) Finnish: vino (fi), viisto (fi), vinottainen Hebrew: אלכסוני‎ (alakhsony) Hungarian: rézsútos (hu), ferde (hu) Italian: diagonale (it) Macedonian: кос (kos) Portuguese: diagonal (pt) Romanian: diagonal (ro), oblic (ro), înclinat (ro) Russian: диагона́льный (ru) (diagonálʹnyj), косо́й (ru) (kosój) Spanish: diagonal (es) Swedish: diagonal (sv)

of, or relating the legs of quadruped

Finnish: diagonaalinen (fi) Swedish: diagonal (sv)

Noun

diagonal (plural diagonals)

1. (geometry) A line joining non-adjacent vertices of a polygon.
2. Anything forming or resembling such a line, particularly:
   1. (geometry) A line or plane at an oblique angle to another.
   2. (fashion) A line or cut across a fabric at an oblique angle to its sides.
   3. (typography, uncommon) Synonym of slash ⟨/⟩.
      • 1965, Dmitri A. Borgmann, Language on Vacation, page 240:

        Initial inquiries among professional typists uncover names like slant, slant line, slash, and slash mark. Examination of typing instruction manuals discloses additional names such as diagonal and diagonal mark, and other sources provide the designation oblique.

Synonyms

• (oblique line or cut across a fabric): bias
• (oblique punctuation mark): See slash

Antonyms

• (oblique punctuation mark): See backslash

Translations

something forming or resembling a diagonal line

Bulgarian: диагонал (bg) m (diagonal) Dutch: diagonaal (nl) Finnish: diagonaali (fi), lävistäjä (fi), halkaisija (fi), viistorivi (fi), viisto (fi) French: diagonale (fr) f German: Diagonale (de) f Hebrew: אֲלָכְסוֹן‎ (he) m (alakhsón) Irish: trasnán m Italian: diagonale (it) Kazakh: диагональ (diagonal) Maori: hōkai, hauroki Portuguese: diagonal (pt) f Romanian: diagonală (ro) f Russian: диагона́ль (ru) f (diagonálʹ) Swedish: diagonal (sv)

line or cut across a fabric

Dutch: diagonaal (nl)

slash — see slash

geometry: diagonal line or plane

Bulgarian: диагонал (bg) m (diagonal) Catalan: diagonal (ca) f Czech: uhlopříčka f (only line?), diagonála f (only line?) Dutch: diagonaal (nl) Finnish: lävistäjä (fi) Hebrew: אלכסון‎ (he) m (alakhson) Hungarian: átló (hu) Irish: trasnán m Italian: diagonale (it) Japanese: 斜め (ja) (naname) Latin: linea diagonalis f, diagonalis f, diagonus m Maori: hauroki Navajo: dinéenáago ídzoh Portuguese: diagonal (pt) f Romanian: diagonală (ro) f Spanish: diagonal (es) f Swedish: diagonal (sv) Tagalog: hilis

Derived terms

• antidiagonal
• broken diagonal
• counterdiagonal
• diagonal argument
• diagonal calendar
• diagonal element
• diagonalization
• diagonally
• diagonal mark
• diagonal matrix
• diagonal morphism
• diagonal scale
• diagonal spread
• leading diagonal
• main diagonal

 

Anagrams

• ganoidal, gonadial

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Catalan

Etymology

From Latin diagōnālis, from Ancient Greek διαγώνιος (diagṓnios, “from angle to angle”).

Pronunciation

• (Balearic) IPA^(key): /di.ə.ɡoˈnal/
• (Central) IPA^(key): /di.ə.ɡuˈnal/
• (Valencian) IPA^(key): /di.a.ɡoˈnal/

Adjective

diagonal (masculine and feminine plural diagonals)

1. diagonal

Derived terms

• diagonalment

Noun

diagonal f (plural diagonals)

1. diagonal

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Danish

Pronunciation

• IPA^(key): /diaɡonaːl/, [d̥iaɡ̊oˈnæːˀl]

Adjective

diagonal

1. diagonal

Inflection

Inflection of diagonal
	Positive	Comparative	Superlative
Common singular	diagonal	—	—2
Neuter singular	diagonalt	—	—2
Plural	diagonale	—	—2
Definite attributive1	diagonale	—	—
1) When an adjective is applied predicatively to something definite, the corresponding "indefinite" form is used. 2) The "indefinite" superlatives may not be used attributively.

Noun

diagonal c (singular definite diagonalen, plural indefinite diagonaler)

1. diagonal

Declension

Declension of diagonal

common gender	Singular		Plural
	indefinite	definite	indefinite	definite
nominative	diagonal	diagonalen	diagonaler	diagonalerne
genitive	diagonals	diagonalens	diagonalers	diagonalernes

References

• “diagonal” in Den Danske Ordbog

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French

Etymology

From Latin diagōnālis.

Pronunciation

• Audio

  (file)

Adjective

diagonal (feminine diagonale, masculine plural diagonaux, feminine plural diagonales)

1. diagonal, transverse, oblique

Derived terms

• diagonalement

Further reading

• “diagonal”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

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Galician

Etymology

From Latin diagōnālis.

Adjective

diagonal m or f (plural diagonais)

1. diagonal

Derived terms

• diagonalmente

Further reading

• “diagonal” in Dicionario da Real Academia Galega, Royal Galician Academy.

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German

Etymology

From Latin diagōnālis, from Ancient Greek διαγώνιος (diagṓnios, “from angle to angle”).

Pronunciation

• Audio

  (file)

• Rhymes: -aːl

Adjective

diagonal (strong nominative masculine singular diagonaler, not comparable)

1. diagonal

Declension

Positive forms of diagonal (uncomparable)

number & gender		singular			plural
		masculine	feminine	neuter	all genders
predicative		er ist diagonal	sie ist diagonal	es ist diagonal	sie sind diagonal
strong declension (without article)	nominative	diagonaler	diagonale	diagonales	diagonale
	genitive	diagonalen	diagonaler	diagonalen	diagonaler
	dative	diagonalem	diagonaler	diagonalem	diagonalen
	accusative	diagonalen	diagonale	diagonales	diagonale
weak declension (with definite article)	nominative	der diagonale	die diagonale	das diagonale	die diagonalen
	genitive	des diagonalen	der diagonalen	des diagonalen	der diagonalen
	dative	dem diagonalen	der diagonalen	dem diagonalen	den diagonalen
	accusative	den diagonalen	die diagonale	das diagonale	die diagonalen
mixed declension (with indefinite article)	nominative	ein diagonaler	eine diagonale	ein diagonales	(keine) diagonalen
	genitive	eines diagonalen	einer diagonalen	eines diagonalen	(keiner) diagonalen
	dative	einem diagonalen	einer diagonalen	einem diagonalen	(keinen) diagonalen
	accusative	einen diagonalen	eine diagonale	ein diagonales	(keine) diagonalen

Further reading

• “diagonal” in Digitales Wörterbuch der deutschen Sprache
• “diagonal” in Uni Leipzig: Wortschatz-Lexikon

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Portuguese

Etymology

Borrowed from Latin diagōnālis.

Pronunciation

• (Brazil) IPA^(key): /d͡ʒi.a.ɡoˈnaw/ [d͡ʒɪ.a.ɡoˈnaʊ̯], (faster pronunciation) /d͡ʒja.ɡoˈnaw/ [d͡ʒja.ɡoˈnaʊ̯]

• (Portugal) IPA^(key): /di.ɐ.ɡuˈnal/ [di.ɐ.ɣuˈnaɫ], (faster pronunciation) /djɐ.ɡuˈnal/ [djɐ.ɣuˈnaɫ]

Adjective

diagonal m or f (plural diagonais)

1. (geometry) diagonal (joining two nonadjacent vertices)
2. diagonal (having a slanted or oblique direction)

Derived terms

• diagonalmente

Noun

diagonal f (plural diagonais)

1. diagonal (something arranged diagonally or obliquely)
2. (geometry) diagonal (diagonal line or plane)

Further reading

• “diagonal” in Dicionário Priberam da Língua Portuguesa.

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Romanian

Etymology

From French diagonal.

Adjective

diagonal m or n (feminine singular diagonală, masculine plural diagonali, feminine and neuter plural diagonale)

1. diagonal

Declension

Declension of diagonal

		singular			plural
		masculine	neuter	feminine	masculine	neuter	feminine
nominative/ accusative	indefinite	diagonal		diagonală	diagonali	diagonale
	definite	diagonalul		diagonala	diagonalii	diagonalele
genitive/ dative	indefinite	diagonal		diagonale	diagonali	diagonale
	definite	diagonalului		diagonalei	diagonalilor	diagonalelor

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Spanish

Etymology

From Latin diagōnālis, from Ancient Greek διαγώνιος (diagṓnios, “from angle to angle”).

Pronunciation

• IPA^(key): /djaɡoˈnal/ [d̪ja.ɣ̞oˈnal]
• Rhymes: -al
• Syllabification: dia‧go‧nal

Adjective

diagonal (plural diagonales)

1. diagonal

Derived terms

• diagonalmente
• matriz diagonal

Noun

diagonal f (plural diagonales)

1. diagonal

Derived terms

• diagonal principal

Further reading

• “diagonal”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014

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Swedish

Etymology

From Latin diagōnālis, from Ancient Greek διαγώνιος (diagṓnios, “from angle to angle”).

Adjective

diagonal (not comparable)

1. diagonal

Declension

Inflection of diagonal
Indefinite	Positive	Comparative	Superlative2
Common singular	diagonal	—	—
Neuter singular	diagonalt	—	—
Plural	diagonala	—	—
Masculine plural3	diagonale	—	—
Definite	Positive	Comparative	Superlative
Masculine singular1	diagonale	—	—
All	diagonala	—	—
1) Only used, optionally, to refer to things whose natural gender is masculine. 2) The indefinite superlative forms are only used in the predicative. 3) Dated or archaic

Derived terms

• diagonalt

Noun

diagonal c

1. diagonal

Declension

Declension of diagonal
	Singular		Plural
	Indefinite	Definite	Indefinite	Definite
Nominative	diagonal	diagonalen	diagonaler	diagonalerna
Genitive	diagonals	diagonalens	diagonalers	diagonalernas

Derived terms

• diagonala