1. any property (real or personal or mixed) that can be inherited;
The Collaborative International Dictionary of English v.0.48:
Hereditament \Her`e*dit"a*ment\, n. [LL. hereditamentum. See
Any species of property that may be inherited; lands,
tenements, anything corporeal or incorporeal, real, personal,
or mixed, that may descend to an heir. --Blackstone.
Note: A corporeal hereditament is visible and tangible; an
incorporeal hereditament is not in itself visible or
tangible, being an hereditary right, interest, or
obligation, as duty to pay rent, or a right of way.
WordNet (r) 3.0 (2006):
n 1: any property (real or personal or mixed) that can be