diagonal

English Wikipedia has an article on:

diagonal

Wikipedia

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

• (Received Pronunciation, General American) IPA^(key): /daɪˈæɡənəl/, /daɪˈæɡnəl/

  • Audio (Southern England):

    (file)

• (General Australian) IPA^(key): /dɑɪˈæɡ.ə.nəl/
• (Indic) IPA^(key): /ˈɖajəɡ(o)nəl/

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.

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

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.

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

• (antonym(s) of “oblique punctuation mark”): See backslash

• ganoidal, gonadial

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

• IPA^(key): (Central)
• IPA^(key): (Balearic)
• IPA^(key): (Valencia)

diagonal m or f (masculine and feminine plural diagonals)

1. diagonal

• diagonalment

diagonal f (plural diagonals)

1. diagonal

Borrowed from Russian диагональ (diagonalʹ).

diagonal

1. diagonal

• “diagonal”, in Luğatçıq (in Russian)

Danish Wikipedia has an article on:

diagonal

Wikipedia ^da

• IPA^(key): /diaɡonaːl/,

diagonal

1. diagonal

diagonal c (singular definite diagonalen, plural indefinite diagonaler)

1. diagonal

• “diagonal” in Den Danske Ordbog

Borrowed from Latin diagōnālis.

• Audio:

  (file)

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

1. diagonal, transverse, oblique

• diagonalement

• → Polish: diagonal

• “diagonal”, in Trésor de la langue française informatisé , 2012.

From Latin diagōnālis.

diagonal m or f (plural diagonais)

1. diagonal

• diagonalmente

• “diagonal”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2025

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

• Audio:

  (file)

• Rhymes: -aːl

diagonal (strong nominative masculine singular diagonaler, not comparable)

1. diagonal

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

Polish Wikipedia has an article on:

diagonal

Wikipedia ^pl

• IPA^(key): /djaˈɡɔ.nal/
• Rhymes: -ɔnal
• Syllabification: dia‧go‧nal

Borrowed from French diagonal.^[1]

diagonal m inan

1. (textiles) cavalry twill
2. (mining) diagonal mine walkway
3. (geometry) diagonal line or axis

   Synonym: diagonala

• djagonal (pre-reform orthography (1936))

See the etymology of the corresponding lemma form.

diagonal f

1. genitive plural of diagonala

• diagonal in Polish dictionaries at PWN
• Aleksander Zdanowicz (1861) “djagonal”, in Słownik języka polskiego, Wilno 1861
• diagonal in Narodowy Fotokorpus Języka Polskiego

Borrowed from Latin diagōnālis.

diagonal m or f (plural diagonais)

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

• diagonalmente

diagonal f (plural diagonais)

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

• “diagonal”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2025

Borrowed from French diagonal.

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

1. diagonal

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

• IPA^(key): /djaɡoˈnal/
• Rhymes: -al
• Syllabification: dia‧go‧nal

diagonal m or f (masculine and feminine plural diagonales)

1. diagonal

diagonal f (plural diagonales)

1. diagonal

• “diagonal”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10

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

diagonal (not comparable)

1. diagonal

• diagonalt

diagonal c

1. diagonal

• diagonala