The following words and phrases when used in this article shall have the following meaning:
Repair, construction or reconstruction including alterations and additions having the effect of rehabilitating a deteriorated property so that it becomes habitable or attains higher standards of safety, health, economic use or amenity, or is brought into compliance with laws, ordinances, or regulations governing such standards. Ordinary upkeep and maintenance shall not be deemed an improvement.
An entire property or portion thereof of developable lands, with or without improvements, that would otherwise qualify as substantially developed land, but which contains land, buildings, and/or structures that are currently underutilized and may potentially be developed, recycled, or converted into industrial development.