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octant

The correct spelling is octant.

How to pronounce octant

noun

Say it like: Oct-ant

The correct spelling is octant. The eighth part of a circle; an arc of 45 degrees.

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Definition

noun

  1. 1.The eighth part of a circle; an arc of 45 degrees.
  2. 2.The aspect of two planets that are 45°, or one-eighth of a circle, apart.
  3. 3.The eighth part of a disc; a sector of 45 degrees; half a quadrant.
  4. 4.An instrument for measuring angles, particularly of elevation.

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