Cost-Per-Rating Point in Television

Calling Party Pays, a term used in telecomunications for "free incoming" calls

C++, a programming language

California State Polytechnic University, Pomona, a university near of Los Angeles, California

C preprocessor, a program that processes the C programming language before it is compiled

Communist Party of Poland, a historical (1918–1938) communist party in Poland

Canada Pension Plan, a contributory, earnings-related social insurance program in Canada

Central precocious puberty, a condition in which puberty begins abnormally early

Coal preparation plant, a processing facility for washing raw coal

ebXML Collaboration Protocol Profile and Agreement, an OASIS open standard

Common practice period, a period of history in European art music

Communist Party of Pakistan, a communist political party in Pakistan

Celebrity Paranormal Project, an American reality TV show which aired in 2006

Certified Payroll Professional, an accounting profession concerning payroll

Cell penetrating peptide, are short polycationic sequences

Communist Party of the Philippines, the leading communist party in the Philippines

Cambodian People's Party, the current ruling party of Cambodia

Certified Professional Parliamentarian, a level of membership within the American Institute of Parliamentarians

Controllable pitch propeller, a special type of propeller

Chronic pelvic pain, a medical condition

Convention People's Party, a socialist political party in Ghana

Carte Parallelogrammatique projection, see Equirectangular projection

Cerebral perfusion pressure, a medical term relating to bloodflow to the brain

Certified Protection Professional, a security professional

Cleveland Public Power, an electricity generation and distribution company in Ohio

Counter promenade position, a dance position