from
The Collaborative International Dictionary of English v.0.48
Seizin \Sei"zin\, n. [F. saisine. See {Seize}.]
1. (Law) Possession; possession of an estate of froehold. It
may be either in deed or in law; the former when there is
actual possession, the latter when there is a right to
such possession by construction of law. In some of the
United States seizin means merely ownership. --Burrill.
[1913 Webster]
2. The act of taking possession. [Obs.]
[1913 Webster]
3. The thing possessed; property. --Sir M. Halle.
[1913 Webster]
Note: Commonly spelt by writers on law seisin.
[1913 Webster]
{Livery of seizin}. (Eng. Law) See Note under {Livery}, 1.
[1913 Webster]