(business) Initialism of Please Call Back.

(US) Acronym of President's Council of Advisors on Science and Technology.

Initialism of Pacific Coast Highway, segments of California State Route 1 / Initialism of Packet Clearing House, an Internet infrastructure support organization

Initialism of paroxysmal cold hemoglobinuria.

(molecular biology) Initialism of polymerase chain reaction. / (medicine) Initialism of protein/creatinine ratio.

To perform a polymerase chain reaction.

Initialism of per calendar month: used in lease arrangements, stating that costs are to be paid on a fixed date every month.

Initialism of pulse code modulation. (the system of encoding sound on a telephone for use in the PSTN, using a compander) / Initialism of phase change memory. (a type of non-volatile computer memory)

(computing, initialism) Initialism of Peripheral Component Interconnect (a type of expansion slot on a motherboard.) / (cardiology) Initialism of percutaneous coronary intervention.

(computing) Initialism of Personal Computer Memory Card International Association, a plug and play peripheral device interface, typically for laptop computers.