hydromancy

plural hydromancies · alternative ydromancy · alternative hydromancie · alternative hydromantie · alternative hydromanty

1. uncountableusuallyDivination by water or other liquid.

   Hydromancy was extensively practised by the Egyptian priests and sorcerers[.]

   1936, Rollo Ahmed, The Black Art, London: Long, page 39

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   Hydromancy is the supposed art of divining by water. The Persians, according to Varro, invented it; Pythagoras and Numa Pompilius made use of it; and we still admire the like wonderful prognosticators.

   1797, Encyclopædia Britannica, 3rd edition

   Hydromancy, like many other methods of divination, seems to have originated in Babylonia and reached the Greco-Roman world via Egypt, in the first century b.c. or earlier.

   1985, Georg Luck, Arcana Mundi, →ISBN