octant

Tanımlar (İngilizce)

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