WOD (Word of the Day)

appurtenance \uh-PUR-tn-un(t)s\, noun:

1. An adjunct; an accessory; something added to another, more important thing.
2. [Plural]. Accessory objects; gear; apparatus.
3. [Law]. An incidental right attached to a principal property right for purposes such as passage of title, conveyance, or inheritance.

Yeah, I Figured That Much: The most necessary appurtenance society has to offer.