n. A type of easement benefiting real property that "runs with the land" as opposed to an interest belonging solely to the beneficiary.
the GNU version of the Collaborative International Dictionary of English
adj. Annexed or pertaining to some more important thing; accessory; incident.
n. Something which belongs or appertains to another thing; an appurtenance.
The Century Dictionary and Cyclopedia
Appertaining or belonging; pertaining; incident or relating to, as a legal right, interest, or property subsidiary to one more valuable or important.
n. A thing appertaining to another more important thing; an appurtenance; a belonging.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. furnishing added support
Word Usage
"States can possess "appurtenant" territory, subject to, but not part of itself, to which the Constitution does not apply save so far as Congress votes that it shall apply."