Definitions
1.NounThat which appertains; an appendage to something else; an addition. .mw-parser-output .defdate{font-size:smaller}
2.NounEquipment used for some specific task; gear.
3.NounA subordinate interest in land which benefits a principal estate, which cannot be detached from or held separately to that estate; an appurtenant interest.
4.NounA modifier that is appended or prepended to another word to coin a new word that expresses belonging.
5.NounThe state or quality of being an appurtenance.