Equipment used for some specific task; gear.
That which appertains; an appendage to something else; an addition.
A subordinate interest in land which benefits a principal estate, which cannot be detached from or held separately to that estate; an appurtenant interest.
A modifier that is appended or prepended to another word to coin a new word that expresses belonging.
The state or quality of being an appurtenance.
A rig, consisting of platform and machinery, used to drill for oil and other petroleum products like natural gas.