1111.09  LOT.
   "Lot" means a piece or parcel of land occupied or to be occupied by one building and its accessory buildings and including the open spaces required under this Zoning Ordinance.
   (a)    "Corner lot" means a lot abutting upon two or more streets at their intersection, providing the angle at which the streets intersect does not exceed one hundred and thirty-five degrees.
   (b)    "Interior lot" means a lot the sides of which do not abut any street.
      (1955 Code. §1111.09)