Primum Mobile
DefinitionPrimum Mobile, Latin for “first moved,” is the outermost moving sphere in the geocentric cosmology inherited by classical and medieval astrology. It...
Prime Vertical
DefinitionThe Prime Vertical is a great circle of the celestial sphere that passes through the zenith, nadir, and the exact east and...
Placidus de Titus added mundane aspects
Definition“Placidus de Titus added mundane aspects” refers to the work of the seventeenth-century astrologer and mathematician Placidus de Titis, whose name is...
Pole proportionate to their distance therefrom
Definition“Pole proportionate to their distance therefrom” is a traditional technical phrase associated with circles of position, house division, and primary directions. A...
Primary Directions
DefinitionPrimary Directions are a traditional forecasting method based on the apparent daily rotation of the celestial sphere after birth. An astrologer directs...
Prognosis
DefinitionIn astrology, prognosis is the reasoned assessment of how a situation may develop over time. The term appears especially in traditional and...
