PLA

PLA primarily refers to


 * People's Liberation Army, the principal military force of China.
 * Polylactic acid, a biodegradable polymer

PLA may also refer to:

Politics and military

 * Party of Labour of Albania, ruling party of Albania from 1945 to 1991
 * People's Liberation Army (disambiguation)
 * Irish National Liberation Army, formerly called the People's Liberation Army
 * People's Liberation Army (Lebanon)
 * People's Liberation Army of Manipur, India
 * Palestine Liberation Army, the military wing of the Palestine Liberation Organization
 * ProLife Alliance, a former UK political party

Other organizations

 * Pacific Locomotive Association, operator of the Niles Canyon Railway in California, US
 * Pakistan Library Association
 * Pediatric Leadership Alliance, of the American Academy of Pediatrics
 * Phone Losers of America, a US phone phreaking group


 * Port of London Authority, England
 * Pre-school Learning Alliance, England
 * Public Library Association, a US professional association

Science and technology

 * Principle of least astonishment, a principle in software design
 * Programmable logic array, a semiconductor device
 * Proximity ligation assay, to detect proteins
 * Protected landscape areas, areas with natural, ecological or cultural values
 * Phospholipase A

Other uses

 * Prior learning assessment, in education
 * Project Labor Agreement, a collective bargaining agreement
 * Pulau Aie railway station in Padang, West Sumatra, Indonesia (station code)
 * Rafael Cordero Santiago Port of the Americas, a megaport in Puerto Rico
 * Pokémon Legends: Arceus, a 2022 action role-playing game developed for the Nintendo Switch