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Quadrant vs Quadrantal - What's the difference?

quadrant | quadrantal |

In geometry terms the difference between quadrant and quadrantal

is that quadrant is one fourth of a circle or disc; a sector with an angle of 90° while quadrantal is of or relating to a quadrant, or included in the fourth part of a circle.

As nouns the difference between quadrant and quadrantal

is that quadrant is one of the four sections made by dividing an area with two perpendicular lines while quadrantal is an ancient Roman unit of measure for liquids.

As an adjective quadrantal is

of or relating to a quadrant, or included in the fourth part of a circle.

quadrant

English

(wikipedia quadrant)

Alternative forms

* quadraunt (obsolete)

Noun

(en noun)
  • One of the four sections made by dividing an area with two perpendicular lines.
  • (mathematics) The four regions of the Cartesian plane bounded by the x-axis and y-axis.
  • (geometry) One fourth of a circle or disc; a sector with an angle of 90°.
  • (nautical) A measuring device with a graduated arc of 90° used in locating an altitude.

    • See also

    * octant * sextant ----

    quadrantal

    English

    Etymology 1

    (etyl) (lena)

    Noun

    (en noun)
  • An ancient Roman unit of measure for liquids.

    • Etymology 2

    (etyl) (lena) .

    Adjective

    (-)
  • (geometry) Of or relating to a quadrant, or included in the fourth part of a circle.
    • quadrantal''' space; '''quadrantal''' triangle; '''quadrantal versor