One of eight divisions in 3D space.
An eighth part or section of something.
A coordinate system division for spatial analysis.
A quadrant in spherical coordinates, specifically three-dimensional.
**Geometric**: Pertaining to a three-dimensional space division.
**Mathematical**: Relating to octants in coordinate systems.
**Navigational**: Describing sections of navigational quadrants or hemispheres.
**Astronomical**: Associated with celestial sphere divisions by angles.
**Graphical**: Related to plots divided into eight regions.