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Oblique vs Diagonal - What's the difference?

oblique | diagonal |

In context|geometry|lang=en terms the difference between oblique and diagonal

is that oblique is (geometry) an oblique line while diagonal is (geometry) a line joining non-adjacent vertices of a polygon.

As adjectives the difference between oblique and diagonal

is that oblique is not erect or perpendicular; neither parallel to, nor at right angles from, the base; slanting; inclined while diagonal is (geometry) joining two nonadjacent vertices (of a polygon or polyhedron).

As nouns the difference between oblique and diagonal

is that oblique is (geometry) an oblique line while diagonal is something arranged diagonally or obliquely.

As a verb oblique

is to deviate from a perpendicular line; to move in an oblique direction.

oblique

English

Adjective

(er)
  • Not erect or perpendicular; neither parallel to, nor at right angles from, the base; slanting; inclined.
  • * Cheyne
  • It has a direction oblique to that of the former motion.
  • Not straightforward; indirect; obscure; hence, disingenuous; underhand; perverse; sinister.
  • * Drayton
  • The love we bear our friends Hath in it certain oblique ends.
  • * De Quincey
  • This mode of oblique research, when a more direct one is denied, we find to be the only one in our power.
  • * Wordsworth
  • Then would be closed the restless, oblique eye / That looks for evil, like a treacherous spy.
  • Not direct in descent; not following the line of father and son; collateral.
  • * Baker
  • His natural affection in a direct line was strong, in an oblique but weak.
  • (botany, of leaves) Having the base of the blade asymmetrical, with one side larger or extending further than the other.
  • Derived terms

    * oblique angle * oblique arch * oblique ascension * oblique bridge * oblique case * oblique circle * oblique fire * oblique flank * oblique line * oblique motion * oblique muscle * oblique narration * oblique plane * oblique sailing * oblique speech * oblique sphere * oblique step * oblique system of coordinates

    Noun

    (en noun)
  • (geometry) An oblique line.
  • The punctuation sign "/"
  • (grammar) The oblique case.
  • Verb

  • To deviate from a perpendicular line; to move in an oblique direction.
  • * Projecting his person towards it in a line which obliqued from the bottom of his spine. - Sir. W. Scott.
  • (military) To march in a direction oblique to the line of the column or platoon; — formerly accomplished by oblique steps, now by direct steps, the men half-facing either to the right or left.
  • ----

    diagonal

    Adjective

    (-)
  • (geometry) Joining two nonadjacent vertices (of a polygon or polyhedron).
  • Having a slanted or oblique direction, lines or markings.
  • * {{quote-news
  • , year=2011 , date=January 12 , author=Saj Chowdhury , title=Liverpool 2 - 1 Liverpool , work=BBC citation , page= , passage=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.}}
  • Pertaining to the front left and back right (or the front right and back left) legs of a quadruped.
  • Synonyms

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

    Derived terms

    * diagonally * diagonalization

    Noun

    (en noun)
  • something arranged diagonally or obliquely
  • a line or cut across a fabric that is not at right angles to a side of the fabric
  • a punctuation mark used to separate related items of information
  • (geometry) a diagonal line or plane
  • (geometry) a line joining non-adjacent vertices of a polygon.
  • Synonyms

    * (punctuation mark) , forward slash, separatrix, slash, solidus, stroke, virgule * (line or cut across a fabric) bias

    Antonyms

    * (punctuation mark) backslash