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scapulimancy

American  
[skap-yuh-luh-man-see] / ˈskæp yə ləˌmæn si /
Or scapulomancy

noun

  1. divination of the future by observation of the cracking of a mammal's scapula that has been heated by a fire or hot instrument.


Etymology

Origin of scapulimancy

First recorded in 1870–75; scapul(a) + -i- + -mancy