C2 noun #69,193 最常用

The eighth part of a circle; an arc of 45 degrees.

octant 30秒了解

  • (noun) The eighth part of a circle; an arc of 45 degrees.
  • (noun) The aspect of two planets that are 45°, or one-eighth of a circle, apart.
  • (noun) The eighth part of a disc; a sector of 45 degrees; half a quadrant.

Meanings

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

近义词

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