PLC

PLC or plc may refer to:


 * Public limited company, a type of public company

Education

 * Platoon Leaders Class, of the US Marine Corps Officer Candidates School
 * Post Leaving Certificate, a qualification in Ireland
 * Presbyterian Ladies' College (disambiguation), several schools in Australia
 * Professional learning community, for collaborative learning

Medicine

 * Perlecan, a protein in humans
 * Peptide loading complex, an intracellular membrane protein matrix
 * Peter Lougheed Centre, a hospital in Calgary, Alberta, Canada
 * Phospholipase C, a class of membrane-associated enzymes
 * Pityriasis lichenoides chronica, a skin condition
 * Posterolateral corner, a region of the human knee

Politics

 * Colombian Liberal Party (Partido Liberal Colombiano)
 * Conservative Party (Spain) (Partido Liberal-Conservador)
 * Constitutionalist Liberal Party (Partido Liberal Constitucionalista), in Nicaragua
 * Liberal Party of Canada (Parti Libéral du Canada)
 * Palestinian Legislative Council, of the Palestinian Authority
 * Pennsylvania Leadership Conference, in the US
 * Provisional Legislative Council, in Hong Kong 1997–1998

Technology

 * Packet loss concealment, in VoIP communications
 * Planar lightwave circuit splitter, a type of fiber-optic splitter
 * Portevin–Le Chatelier effect, jerky flow under plastic deformation
 * Power-line communication, or power-line carrier
 * Product lifecycle, from inception to manufacture
 * Programmable logic controller, an industrial digital computer

Other uses

 * Pine Lake Camp, a Salvation Army camp in Alberta, Canada
 * Polish–Lithuanian Commonwealth
 * Portland Lesbian Choir, in Oregon, US
 * Prism Leisure Corporation, a former British company
 * UAE Pro League Committee, a football organising committee