Science / Astrology / Oriental Houses: Houses that lie in the eastern (oriental) hemisphere of a horoscope, houses one, two, three, ten, eleven, and twelve. Sometimes used to describe those houses moving away (clockwise) from the horizon (Ascendant-Decendant axis) and toward the vertical axis (meridian axis, MC-IC axis), the second and fourth quadrant houses, namely houses four, five, six, ten, eleven and twelve.
Science / Astrology / Relative Houses: House three, seven, and eleven, ruled naturally by air signs. Function focuses on human relationships. As a group, these houses form the Trinity of Association. MORE
Science / Astrology / Placidean Houses: The house system devised by the Spanish monk, Placidus de Tito (seventeenth century). Placidus' system, still widely used today, is based on the trisection of nocturnal and diurnal semi-arcs. The time MORE