seisin

• seizin

From Middle English seisin, seysen, from Old French seisin, from the verb seisir, from Early Medieval Latin sacīre, from the same Proto-Indo-European root as Gothic 𐍃𐌰𐍄𐌾𐌰𐌽 (satjan) and Old English settan. More at seize, seise.

seisin (plural seisins)

1. (law, historical) An entitlement to a freehold estate with a right to immediate possession; dates from feudal times but is still used in technical discussions of real property law today.
2. (obsolete) The act of taking possession.
3. (obsolete) The thing possessed; property.
   • 1713, [Matthew Hale], “[The Analysis of the Law: […].] Sect. XLIII. Concerning Wrongs which Carry with Them an Amotion of Possession.”, in The History and Analysis of the Common Law of England: […], [London]: […] J[ohn] Nutt, assignee of Edw[ard] Sayer Esq; for J. Walthoe, […], →OCLC, page 131:

     Diſſeiſin is a large Title, and is an unlawful Entry and Ouſter of him that has an actual Seiſin and Freehold.

• sasine

• livery of seisin

• niseis

seisin oblique singular, m (oblique plural seisins, nominative singular seisins, nominative plural seisin)

1. act of seizing

• saisine

• → English: seisin

• Godefroy, Frédéric, Dictionnaire de l’ancienne langue française et de tous ses dialectes du IX^e au XV^e siècle (1881) (saisin)