transitive. Of an object, force, etc.: to determine the nature, characteristics, or development of; (Astrology) = rule, v. 8.

transitive. Astrology. Of a celestial object, esp. a planet: to exert a powerful or predominating influence over (a planet, person, period, etc.).

transitive. spec. in Astrology. To cast beams upon. Also absol.

transitive. Astrology. passive. To be predestined (to a fate, condition, disposition, etc.) by the ‘stars’ one is born under.