The Collaborative International Dictionary
Disseizor \Dis*sei"zor\, n. (Law)
One who wrongfully disseizes, or puts another out of
possession of a freehold. [Written also disseisor.]
--Blackstone.
Wikipedia
A Disseisor is the party in a case of adverse possession who has taken actual possession of the property, thus "dis-seizing" (dispossessing) the true owner.
A Disseisee, the correlative, is the party put out of an estate, unlawfully. 1
Usage examples of "disseisor".
On the other hand, one who wrongfully dispossesses another,--a disseisor,--gets a different estate, is in of a new fee, although the land is the same.
But to this it was well answered by Bruns, in his later work, that it assumes the title of disseisors to be generally worse than that of disseisees, which cannot be taken for granted, and which probably is not true in fact.
If the owner of the land over which the way ran stopped it up, and was sued by the wrongful possessor, a defence on the ground that the disseisor had not succeeded to the former owner's rights would not prevail.
The disseisor would be protected in his possession of the land against all but the rightful owner, and he would equally be protected [382] in his use of the way.
The writ against a disseisor was for "so much land and its appurtenances," /2/ which must mean that he who had the land even wrongfully had the appurtenances.
If it went with the land in one case, even into the hands of a disseisor, it must have gone with it in the other.
Logically, these premises led one step farther, and not only assigns not named, but disseisors, should have been allowed to maintain their action on the contract, as they had the right arising out of it.
It would be rather narrow to give a disseisor one remedy, and deny him another, where the right was one, and the same words made both the grant and the covenant.
It is not regarded as issuing out of the land like a rent, so that while a rent binds every one who has the land, no matter how, a disseisor is not bound by the trust.
But if it does not recognize it until a right is acquired, then the protection of a disseisor in the use of an easement must still be explained by a reference to the facts mentioned in the Lecture referred to.
If the right claimed is one of those which are regarded as incident to land, as explained in the following Lecture, the disseisor will have it.
Uagen held 974 Praf to him, smothering the flames eating at her wings, then used his ankle motors and balloon cape to halt their fall, and after an eternity of falling amongst flaming, fluttering wreckage and injured animals, brought the two of them round from underneath the massive, V-shaped ruin that was the dying behemothaur, into clear air space where the remains of the Yoleus’ expeditionary force of raptor scouts found them moments before an ogrine disseisor could swoop in to swallow them whole.