Word origin · etymology
Transparent English compound.
Mid- means middle; point marks the location halfway between two positions. The astrological use keeps this geometric meaning.
How we know · epistemology
Circular geometry
Circular arithmetic yields opposite midpoint branches, with no preferred near branch for exactly antipodal inputs. Selecting a branch or treating it as significant is a declared convention, not a newly observed body.
Connected concepts
Mentioned in 3 other entries
These links connect subjects and terminology. They do not establish a shared historical origin.
Sources & provenance
Use the citations beside each section to distinguish a calculation convention, a historical teaching and an editorial example.