- a diagram of the heavens, showing the relative position of planets and the signs of the zodiac, for use in calculating births, foretelling events in a person's life, etc.
- a prediction of future events or advice for future behavior based on such a diagram.
- the prediction of a person's future based on a comparison of the zodiacal data for the time of birth with the data from the period under consideration
- the configuration of the planets, the sun, and the moon in the sky at a particular moment
- a diagram showing the positions of the planets, sun, moon, etc, at a particular time and place
