A set of stations controlled by a single coordination function.
A cell in an 802.11 LAN. An 802.11 LAN uses a cellular architecture that divides the system into a number of cells.
A Basic Service Set (BSS) is the basic building block of an IEEE 802.11 wireless LAN (according to the IEEE802.11-1999 standard). Coverage of one Access Point is called a BSS. An access point acts as a master to control the stations within that BSS.