occupancy Definition

1. The act or condition of occupying (a house or flat, etc), or the fact of its being occupied.

Thesaurus: ownership, title, claim, possession; inhabitance, habitation, residence, tenancy; tenure, term.
2. The period of time during which a house, etc is occupied.
3. law.
The action of taking possession of property, especially land, that has no owner with the intention of acquiring its ownership.
4. The proportion of, or extent to which, accommodation is used or occupied.