noun
hydromancy; water divination
A form of divination using water, often by observing ripples, reflections, or the behavior of objects in water. The term is relatively rare and may be encountered in historical or occult contexts.
古代では、水占いが未来を予知するために使われた。
In ancient times, hydromancy was used to foretell the future.
彼は水占いの専門家として知られている。
He is known as an expert in water divination.