Definitions

1. noun

A system of hereditary succession where the throne is passed on to the closest relative, often a nephew or cousin, rather than a monarch’s own child.

“The king established a tanistry to ensure a smooth transition of power after his death.”

2. noun

A form of succession where the ruler is succeeded by a relative, particularly in medieval Irish and Scottish systems of government.

“In medieval Scotland, the tanistry system led to conflicts over royal succession.”