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View synonyms for

diagonal

[dahy-ag-uh-nl, -ag-nl]

adjective

  1. Mathematics.

    1. connecting two nonadjacent angles or vertices of a polygon or polyhedron, as a straight line.

    2. extending from one edge of a solid figure to an opposite edge, as a plane.

  2. having an oblique direction.

  3. having oblique lines, ridges, markings, etc.



noun

  1. a diagonal line or plane.

  2. virgule.

  3. a diagonal row, part, pattern, etc.

  4. Ѳè.(of a horse at a trot) the foreleg and the hind leg, diagonally opposite, which move forward simultaneously.

  5. diagonal cloth.

  6. Mathematics.a set of entries in a square matrix running either from upper left to lower right main diagonal, or principal diagonal or lower left to upper right secondary diagonal.

  7. Chess.one of the oblique lines of squares on a chessboard.

    He advanced his bishop along the open diagonal.

diagonal

/ 岹ɪˈæɡəə /

adjective

  1. maths connecting any two vertices that in a polygon are not adjacent and in a polyhedron are not in the same face

  2. slanting; oblique

  3. marked with slanting lines or patterns

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. maths a diagonal line or plane

  2. chess any oblique row of squares of the same colour

  3. cloth marked or woven with slanting lines or patterns

  4. something put, set, or drawn obliquely

  5. another name for solidus

  6. one front leg and the hind leg on the opposite side of a horse, which are on the ground together when the horse is trotting

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

diagonal

  1. Connecting two nonadjacent corners in a polygon or two nonadjacent corners in a polyhedron that do not lie in the same face.

  1. A diagonal line segment.

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Other Word Forms

  • diagonally adverb
  • nondiagonal adjective
  • nondiagonally adverb
  • 徱ˈDzԲ adverb
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Word History and Origins

Origin of diagonal1

First recorded in 1535–45; from Latin 徱ō, from Greek 徱ṓn(Dz) “from angle to angle” + Latin - adjective suffix; dia-, -gon, -al 1
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Word History and Origins

Origin of diagonal1

C16: from Latin 徱ō, from Greek 徱ōԾDz, from dia- + ōԾ angle
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Example Sentences

Examples have not been reviewed.

Yet it was another Tigers replacement, Perese, who stole the show almost instantly, hitting the line at full tilt just inside the Sale half and scorching away on a diagonal run to the left corner.

From

Be sure to arrange the strawberries in the same direction and in a diagonal line with one on each side of the middle strawberry.

From

Lewis booted a penalty as Rovers piled on the pressure after the restart and then cracked the French side when Broadbent spotted a gap and launched a scorching diagonal run through to the posts.

From

Not afraid of a direct style, his Bayern side knocked Arsenal out of last season's Champions League maximising long diagonal balls into pacey wingers for one v one situations.

From

Opposing diagonals of the room and the opened right-hand window meet at a pointed angle where René stands, placing him smack at the center of a jutting space.

From

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diagnosticsdiagonal cloth