/ˈsizən/ – Noun
Definition: xch SEIZIN.
A more thorough explanation: Seisin is a legal term that refers to the possession of real property under a claim of freehold estate. It is a concept in property law that signifies ownership and the right to possess and use the property.
Example: Upon the death of the grantor, the property will pass to the grantee, who will then have full seisin of the land.