'Usufruct' definitions:

Definition of 'usufruct'

(from WordNet)
noun
A legal right to use and derive profit from property belonging to someone else provided that the property itself is not injured in any way

Definition of 'Usufruct'

From: GCIDE
  • Usufruct \U"su*fruct\ (?; 277), n. [L. usufructus, ususfructus, usus et fructus; usus use + fructus fruit.] (Law) The right of using and enjoying the profits of an estate or other thing belonging to another, without impairing the substance. --Burrill. [1913 Webster]