Battlefield activation:
A turbulent connection involving Mars and Neptune and which contributes to violence in a relationship.

Birth Chart:
A “map” detailing the positioning of the planets in the signs at the specific moment of an individual’s birth. Using the individual’s place, date, and time of birth as the data source to calculate the “map”. Most birth charts are round or pie shaped; however some astrologers, especially in Vedic astrology, use square charts or grids.

Birth data:
The factors needed in order to calculate a birth chart: date of birth, time of birth, and location (latitude and longitude) of birth.

Biquintile:
An aspect created between two planets, corollary points, or cusps that has an arc of 144° 00′