The following words shall, for the purpose of this chapter, have the following meanings:
Any structure used or intended to be used as a dwelling or place of business or industry, but shall not include any public building or structure built as a place of worship or any accessory building located on a lot where there is also a main building.
Includes any street, road, public highway or private road upon which there are located two or more buildings, as defined by this chapter, whether or not such street, road, highway or private right-of-way is physically opened up or laid out on a recorded plan but not physically opened.