Definition of "hyleg" []

• In astrology, the planet which rules the particular sign of the zodiac which happens at the instant of a nativity to be in the ascendant, or first twelfth part of the heavens above the eastern horizon; the apheta, prorogator, significator, or giver of life. Also spelled hileg. (noun)

The Century Dictionary (Public Domain)

• "According to Raphael's Medical Astrology if Saturn elevated above the hyleg, the most prominent planet in the chart, this would also indicate a death by hanging."