Emily Dickinson Lexicon

PRI-MER-SEI-ZIN, n. [prime and seizin.]

In feudal law, the right of the king, when a tenant in capite died seized of a knight's fee, to receive of the heir, if of full age, one year's profits of the land if in possession, and half a year's profits if the land was in reversion expectant on an estate for life; abolished by 12 Car. II. – Encyc.