.CLUSTER DEVELOPMENT shall mean a residential development in which the building and accessory uses are clustered together with reduced lot sizes, into one or more groups. The land not included in the building lots shall be permanently preserved as open space.
AGGREGATED ACCESSORY USES : One or more uses customarily accessory to principal residential uses as allowed in this Zoning Bylaw, where such accessory use(s) are aggregated, used and shared in common by the occupants of more than one residential dwelling unit located on the same property or a different property from the accessory use(s).
AMUSEMENT DEVICE : Any mechanical or electronic game, amusement, sport or test of skill including, but not limited to, videogame machines, pinball machines, pool or billiard tables, or similar mechanical or electronic devices.
AQUIFER : Geologic formation composed of rock or sand and gravel that contains significant amounts of potentially recoverable ground water.
ARCADE : Premises, or portions of premises, where six or more amusement devices are maintained for public or private membership use.
BAR : A food and drink establishment or a part of such an establishment devoted primarily to the service and consumption of alcoholic beverages on the premises, and in which the service of food is only incidental.
BED AND BREAKFAST : A use accessory to a dwelling unit consisting of overnight lodging with breakfast. In a bed and breakfast no meals other than breakfast shall be served, and no breakfast shall be served nor shall any retail and consumer services be provided to any member of the public not lodged as an overnight guest.
CONGREGATE HOUSING FOR THE ELDERLY AND HANDICAPPED : A building or buildings, or a portion thereof, arranged or used for lodging by elderly and handicapped residents, as defined in Chapter 121B of the General Laws, wherein meals may be served in one or more group dining facilities.
CONVERTED DWELLING : A dwelling unit in or attached to an existing residence of ten or more years of age, or a detached structure constructed prior to 1964, located on a lot where at least one dwelling unit lawfully existed prior to the conversion.
DISCHARGE AREA : That portion of the surface area of an aquifer which, because of an overlying layer of impermeable material such as clay, tends to discharge more precipitation and stream flow out of the watershed as surface runoff than it allows to percolate into the ground and recharge the aquifer. Where an overlying layer is not completely impermeable as a result of natural conditions or human activity, a discharge area can be a potential location for the introduction of groundwater pollution.
DRIVE-UP RESTAURANT : A restaurant, refreshment stand, fast-food eatery, or other similar place for the service of food or beverages, some portion of which is served to persons remaining in their vehicles outside the building, via a drive-up window or other similar method.
DWELLING UNIT, ATTACHED : A building containing three or more units, each unit having a separate entrance.
DWELLING UNIT, DETACHED : A single family dwelling, containing one unit, which provides complete independent living facilities.
DWELLING UNIT, DUPLEX : A building containing two dwelling units, arranged one above the other, or side by side, each with a separate entrance.
DWELLING UNIT, ZERO LOT LINE : A single family unit, sited on one or more lot lines, with no yard along these lot lines. A zero lot line unit may be attached to an adjoining zero lot line unit provided they are separated by a party wall, with no openings along the dividing lot line.