fideikomissi

Etymology
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Noun

 * 1)  fee tail, fideicommissum estate in land which may not be sold or pledged and must be passed undivided to the next generation in the family, usually to the eldest son

Usage notes

 * In English "fee tail" refers to an arrangement made under common law whereas "fideicommissum" refers to a similar arrangement made under civil law.
 * Abrogated from the Finnish legislation in 1931.