As used in this article, the following terms are defined in this section:
"Principal dwelling unit" means a single-family dwelling unit situated on a residential lot in the A or R-1 zones to which an accessory dwelling unit as defined by this article has been or is proposed to be added.
"Accessory dwelling unit" means an additional dwelling unit having separate kitchen, sleeping, and sanitation facilities constructed or adopted within, onto, or detached from a single-family dwelling on a residential lot in the A or R-1 zones. Accessory dwelling units may also be efficiency units, as defined in Section 17958.1 of the health and Safety code, and manufacturing homes, as defined in Section 18007 of the Health and Safety Code.
"Living area" means the interior habitable area of a dwelling unit including basements and attics but does not include a garage or an accessory structure. (Ord. 2017-01 (part), 2017: Ord. 2003-23 § 2, 2003: Ord. 9717 § 2 (part), 1997: prior code § 7283(B))