(2)   Residential Use Category.
This category includes uses that provide living accommodations for one or more persons. The residential subcategories are:
(a)   Household Living.
Residential occupancy of a building or any portion thereof by one or more families. When a household living use is rented, tenancy is arranged on a month-to-month or longer basis. Uses where tenancy may be arranged for a shorter period are not considered residential; they are considered a form of lodging. The following are household living specific use types:
(.1)   Single-Family.
The use of a lot as a residence for one family.
(.2)   Two-Family.
The use of a lot as a residence for two families with each family occupying a single dwelling unit.
(.3)   Multi-Family.
The use of a lot as a residence for three or more families with each family occupying a single dwelling unit.
(.4)   Caretaker Quarters.
A single dwelling unit that is accessory to an allowed industrial use in an Industrial zoning district and that is occupied by an individual who is responsible for maintenance or security in association with the principal industrial use of the property.
(b)   Group Living.
Residential occupancy of a building or any portion thereof that is not categorized as a household living use (see § 14-601(2)(a)) and that typically provides communal kitchen/dining facilities. Examples of group living uses include, but are not limited to, fraternities, sororities, group homes, and temporary overnight shelters. The following are group living specific use types:
(.1)   Personal Care Home.
Any premises in which food, shelter, and personal assistance or supervision are provided for a period exceeding 24 hours for four or more adults who are not relatives of the operator, who do not require the services in or of a licensed long-term care facility, but who do require assistance or supervision in such matters as dressing, bathing, diet, financial management, evacuation from the residence in the event of an emergency, or medication prescribed for self-administration.
(.2)   Single-Room Residence.
A building containing rooms rented as living quarters without private bathrooms. Examples include dormitories, rooming houses, and supported independent living.