genethlialogical
/dʒɪˌnɛθlɪəˈlɒdʒɪkl/adjective
Of or relating to genethlialogy; specifically designating the branch of astrology concerned with this.
Origin
Early 19th century. From genethlialogy + -ical, after Hellenistic Greek γενεθλιαλογικός (Ptolemy).