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diagonally

 - 4 dictionary results

di⋅ag⋅o⋅nal

  [dahy-ag-uh-nl, -ag-nl]
Use diagonally in a Sentence
–adjective
1. Mathematics.
a. connecting two nonadjacent angles or vertices of a polygon or polyhedron, as a straight line.
b. 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
4. a diagonal line or plane.
5. virgule.
6. a diagonal row, part, pattern, etc.
7. Manège. (of a horse at a trot) the foreleg and the hind leg, diagonally opposite, which move forward simultaneously.
8. diagonal cloth.
9. 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).
10. Chess. one of the oblique lines of squares on a chessboard: He advanced his bishop along the open diagonal.
Origin:
1535–45; < L diagōnālis < Gk diagn(ios) from angle to angle (see dia-, -gon ) + L -ālis -al 1

Related forms:
di⋅ag⋅o⋅nal⋅ly, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To diagonally
di·ag·o·nal   (dī-āg'ə-nəl)   


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adj.  

  1. Mathematics

    1. Joining two nonadjacent vertices of a polygon.

    2. Joining two vertices of a polyhedron not in the same face.

  2. Having a slanted or oblique direction.

  3. Having oblique lines or markings.

  4. Relating to or being the front left and back right feet or the front right and back left feet of a quadruped.

n.  

  1. Mathematics A diagonal line or plane.

  2. Something, such as a row, course, or part, that is arranged obliquely.

  3. A fabric woven with diagonal lines.

  4. A virgule.


[Latin diagōnālis, from Greek diagōnios, from angle to angle : dia-, dia- + gōniā, angle, corner; see genu-1 in Indo-European roots.]
di·ag'o·nal·ly adv.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Word Origin & History

diagonal 
1541, from M.Fr. diagonal, from L. diagonalis, from diagonus "slanting line," from Gk. diagonios "from angle to angle," from dia- "across" + gonia "angle," related to gony "knee" (see knee).
Online Etymology Dictionary, © 2001 Douglas Harper
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Science Dictionary
diagonal   (dī-āg'ə-nəl)  Pronunciation Key 
Adjective   Connecting two nonadjacent corners in a polygon or two nonadjacent corners in a polyhedron that do not lie in the same face.

Noun   A diagonal line segment.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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