What does PBS stand for?

What does PBS mean?

PBS	Professional Barbra Streisanders Miscellaneous » Funnies
PBS	People Busily Speaking Community » Media
PBS	Pusat Berdikari Seremban Miscellaneous » Unclassified
PBS	Post to Bionet Software Internet » Chat
PBS	Parker, Broots, and Sydney Business » Firms
PBS	Pillow, Book, and Snack Community » Educational
PBS	Pillow Book And Snack Miscellaneous » Unclassified
PBS	The Packer Backers Station Miscellaneous » Funnies
PBS	Pribor Besshumnoi Strelby Miscellaneous » Unclassified
PBS	Publicly Broadcast Socialism Miscellaneous » Unclassified
PBS	Performance Based Standards Miscellaneous » Unclassified
PBS	Publc Broadcast Stations Miscellaneous » Unclassified
PBS	Polarizing Beam Splitters Miscellaneous » Unclassified
PBS	Positive Behavior Sup Miscellaneous » Unclassified
PBS	Protective Breathing System Governmental » NASA
PBS	Plainly Beats Sominex Miscellaneous » Funnies
PBS	Public Buildings Service Governmental » State & Local
PBS	phosphate-buffered saline Academic & Science
PBS	Public Broadcasting System Community » Radio Stations