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Adjacent vs Diagonal - What's the difference?

adjacent | diagonal |

As adjectives the difference between adjacent and diagonal

is that adjacent is lying next to, close, or contiguous; neighboring; bordering on while diagonal is joining two nonadjacent vertices (of a polygon or polyhedron).

As nouns the difference between adjacent and diagonal

is that adjacent is something that lies next to something else, especially the side of a right triangle that is neither the hypotenuse nor the opposite while diagonal is something arranged diagonally or obliquely.

As a preposition adjacent

is next to; adjacent to; beside.

adjacent

English

Adjective

(-)
  • Lying next to, close, or contiguous; neighboring; bordering on.
  • Because the conference room is filled, we will have our meeting in the adjacent room.
  • Just before, after, or facing.
  • The picture is on the adjacent page .

    Synonyms

    * (lying next to) abutting, adjoining, contiguous, juxtaposed, near

    Antonyms

    * (lying next to) apart, distant, nonadjacent

    Noun

    (en noun)
  • Something that lies next to something else, especially the side of a right triangle that is neither the hypotenuse nor the opposite.
  • * 1980 , Faber Birren, The textile colorist
  • Again, the key colors have twice the area of the adjacents .
  • * 2011 , Mark Zegarelli, ACT Math For Dummies (page 194)
  • Picking out the opposite, the adjacent , and the hypotenuse

    Preposition

    (English prepositions)
  • (US) Next to; adjacent to; beside.
  • ----

    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