Decussatively

And if it were clearly made out what is remarkably delivered from the Traditions of the Rabbins, that as the Oyle was powred coronally or circularly upon the head of Kings, so the High-Priest was anointed decussatively or in the form of a X […]

McClintock and Strong's Cyclopedia of Theological Literature Says: " […] The fathers, with their usual luxuriant imagination discover types of this kind of cross in Jacob's blessing of Joseph’s sons: in the annointing of priests ‘decussatively’; for the Rabbis say that priests were distinctively thus anointed ; and in the crossing of the hands over the head of the goat […] ."

Sir Thomas Browne thinks the oil was poured in a circle on the heads of Jewish kings, but decussatively on the heads of priests.