plural of PLC

(countable, business) Initialism of public limited company. / (communication) Initialism of power line communication. / (countable, electronics) Initialism of programmable logic controller.

(business) Initialism of public limited company. / (electronics) Initialism of programmable logic controller.

(informal) The United Kingdom commercial community considered as a single organization; or the commercial interests of the United Kingdom considered as a whole

(informal) The British commercial community considered as a single organization; or the commercial interests of Britain considered as a whole