Invariable Plane
DefinitionThe invariable plane is an astronomical reference plane defined by the total angular momentum of the solar system. It passes through the...
Interpretation
DefinitionInterpretation is the process of translating astrological symbols into a coherent account of tendencies, circumstances, and possible experiences. It moves beyond identifying...
Interpolation
DefinitionInterpolation is a mathematical technique used to estimate a value that falls between two known values. In astrology, it traditionally helps calculate...
Intercepted
DefinitionIntercepted describes a zodiac sign that lies entirely within an astrological house without appearing on either of that house’s cusps. Because interceptions...
Interlunar
DefinitionInterlunar refers to the interval around the Moon’s conjunction with the Sun, when the lunar disk is hidden by solar glare and...
Intellectual Natures
DefinitionIntellectual Natures is a traditional astrological term for qualities associated with thought, perception, judgment, memory, speech, and learning. Rather than naming one...
