As used in this chapter, the following terms shall have the meanings indicated:
Any building or structure, or part thereof, whether used for human habitation or otherwise, and includes any outhouses and appurtenances belonging thereto or usually enjoyed therewith.
The Director of Rehabilitation who shall be charged with the enforcement of the demolition of dangerous structures.
The holder of the title in fee simple.
All individuals who have interests of record in a building and any who are in actual possession thereof.
Any housing authority or any official who is in charge of any department or branch of the government of the borough relating to health, fire, building regulations or other activities concerning buildings in the borough.
Every building used as a church or other place of worship; also every building used as a college, school, public hall, hospital, theater, public lecture room or dance hall or for any public assemblage or any building where the public can freely enter.