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Octant vs Orthant - What's the difference?

octant | orthant |

In geometry terms the difference between octant and orthant

is that octant is : The eighth part of a disc; a sector of 45 degrees; half a quadrant while orthant is a n-dimensional generalization of the terms quadrant (in two-dimensional Cartesian space) and octant (in three-dimensional space).

As nouns the difference between octant and orthant

is that octant is the eighth part of a circle; an arc of 45 degrees while orthant is a n-dimensional generalization of the terms quadrant (in two-dimensional Cartesian space) and octant (in three-dimensional space).

octant

English

Noun

(en noun) (wikipedia octant)
  • The eighth part of a circle; an arc of 45 degrees.
  • (geometry): The eighth part of a disc; a sector of 45 degrees; half a quadrant.
  • (nautical): An instrument for measuring angles, particularly of elevation.

    • See also

    * quadrant * sextant ----

    orthant

    English

    (wikipedia orthant)

    Noun

    (en noun)
  • (geometry) A n-dimensional generalization of the terms quadrant'' (in two-dimensional Cartesian space) and ''octant (in three-dimensional space).