DIAGONAL
aslant, aslope, diagonal, slanted, slanting, sloped, sloping
(adjective) having an oblique or slanted direction
diagonal
(adjective) connecting two nonadjacent corners of a plane figure or any two corners of a solid that are not in the same face; “a diagonal line across the page”
solidus, slash, virgule, diagonal, stroke, separatrix
(noun) a punctuation mark (/) used to separate related items of information
diagonal
(noun) (mathematics) a set of entries in a square matrix running diagonally either from the upper left to lower right entry or running from the upper right to lower left entry
diagonal
(noun) an oblique line of squares of the same color on a checkerboard; “the bishop moves on the diagonals”
diagonal, bias
(noun) a line or cut across a fabric that is not at right angles to a side of the fabric
diagonal
(noun) (geometry) a straight line connecting any two vertices of a polygon that are not adjacent
Source: WordNet® 3.1
Etymology
Adjective
diagonal (not comparable)
(geometry) Joining two nonadjacent vertices (of a polygon or polyhedron).
Having slanted or oblique lines or markings.
Having a slanted or oblique direction.
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
Noun
diagonal (plural diagonals)
(geometry) A line joining non-adjacent vertices of a polygon.
Anything forming or resembling such a line, particularly:
(geometry) A line or plane at an oblique angle to another.
(fashion) A line or cut across a fabric at an oblique angle to its sides.
(typography, uncommon) synonym of slash ⟨/⟩.
Synonyms
• (oblique line or cut across a fabric): bias
• (oblique punctuation mark): See slash
Antonyms
• (oblique punctuation mark): See backslash
Anagrams
• ganoidal, gonadial
Proper noun
Diagonal
A city and town in Iowa.
Anagrams
• ganoidal, gonadial
Source: Wiktionary
Di*ag"o*nal, a. Etym: [L. diagonalis, fr. Gr. knee: cf. F. diagonal.]
(Geom.)
Definition: Joining two not adjacent angles of a quadrilateral or
multilateral figure; running across from corner to corner; crossing
at an angle with one of the sides. Diagonal bond (Masonry),
herringbone work. See Herringbone, a.
– Diagonal built (Shipbuilding), built by forming the outer skin of
two layers of planking, making angles of about 45Âş with the keel, in
opposite directions.
– Diagonal cleavage. See under Cleavage.
– Diagonal molding (Arch.), a chevron or zigzag molding.
– Diagonal rib. (Arch.) See Cross-springer.
– Diagonal scale, a scale which consists of a set of parallel
lines, with other lines crossing them obliquely, so that their
intersections furnish smaller subdivisions of the unit of measure
than could be conveniently marked on a plain scale.
– Diagonal stratification. (Geol.) Same as Cross bedding, under
Cross, a.
Di*ag"o*nal, n.
1. A right line drawn from one angle to another not adjacent, of a
figure of four or more sides, and dividing it into two parts.
2. (Engin.)
Definition: A member, in a framed structure, running obliquely across a
panel.
3. A diagonal cloth; a kind of cloth having diagonal stripes, ridges,
or welts made in the weaving.
Source: Webster’s Unabridged Dictionary 1913 Edition