Penumbral Eclipse
DefinitionA penumbral eclipse is a lunar eclipse in which the Moon passes through Earth’s faint outer shadow, called the penumbra, without entering...
Pavanna
DefinitionPavanna is a rare and nonstandard term encountered in some astrological indexes or historical compilations. It does not have a single, widely...
Old Style
DefinitionOld Style, often abbreviated OS, is a label for dates recorded under the Julian calendar after some countries had adopted the Gregorian...
Occursor
DefinitionOccursor is an uncommon term in traditional astrology derived from the idea of meeting or encountering. It generally refers to a planet...
Occursions
DefinitionOccursions is an uncommon term found in older astrological writing for encounters between significant chart factors. It generally describes the coming together...
Occultation
DefinitionAn occultation is an astronomical event in which one celestial body passes in front of another and temporarily hides it from view....
