Definition of rhapsodomancy in US English:

rhapsodomancy

noun

  • A form of divination in which the first line seen upon opening a book, originally of poetry, at random is taken to be prophetic.

Origin

Early 18th century; earliest use found in Ephraim Chambers (?1680–1740), encyclopaedist. From ancient Greek ῥαψῳδός rhapsode + -o- + -mancy.

Pronunciation

rhapsodomancy

/ˈrapsədə(ʊ)ˌmansi/