Definition from Wiktionary, the free dictionary
- (business, uncountable) NYSE stock-ticker symbol for Playboy Entertainment Holdings
- (electronics, countable) Initialism of programmable logic array.
- (military, uncountable) Initialism of People’s Liberation Army. (the army of the People’s Republic of China)
- (organic chemistry) Initialism of polylactic acid.
- (politics, dated, uncountable) Initialism of Palestinian Liberation Army. (a traditional army of the Palistinian Liberation Organization, no longer extant)
- (software, design) Initialism of principle of least astonishment.
- (electronics): PAL