geomantic

From Latin geōmanticus.^[1] By surface analysis, geo- +‎ -mantic.

geomantic (not comparable)

1. Of or relating to geomancy.
   • 1909, Unknown, The Arabian Nights‎^[1]:

     And though he was almost persuaded that Aladdin must have died miserably in the subterranean abode where he had left him, yet he had the curiosity to inform himself about his end with certainty; and as he was a great geomancer, he took out of a cupboard a square, covered box, which he used in his geomantic observations.

   • 1903, Richard Garnett, The Twilight of the Gods, and Other Tales‎^[2]:

     A long table was covered with scrolls, skulls, crucibles, crystals, star-charts, geomantic figures, and other appurtenances of a magician's calling.

Borrowed from French géomantique or Italian geomantico.

geomantic m or n (feminine singular geomantică, masculine plural geomantici, feminine and neuter plural geomantice)

1. geomantic