Editing PC (section)

== Science, technology, and mathematics ==
=== Chemistry ===
* [[Phosphatidylcholine]], a phospholipid
* [[Polycarbonate]], a plastic polymer
* [[Propylene carbonate]], a polar organic solvent
* [[Pyruvate carboxylase]], an enzyme

===Computing===
* [[Personal computer]], a general-purpose computer for individuals
** [[IBM PC compatible]], a ubiquitous personal computer architecture
*** an IBM PC specifically running [[Microsoft Windows]]
* [[Programmable controller (disambiguation)]]
* [[Pica (typography)]] (pc), a typographic unit of measure
* [[Program counter]], a special register inside CPUs

===Mathematics===
* [[Path connected]], a concept in mathematical topology
* [[Precalculus]], a level in math education
* [[Polynomial chaos]], a concept in stochastic mathematics
* [[Principal component]]

===Medicine and psychology===
====Anatomical structures====
* [[Posterior commissure]], a brain landmark commonly used in biomedical image processing
* [[Pubococcygeus muscle]], or pelvic floor muscle
* [[Parietal cell]]

====Diseases====
* [[Pachyonychia congenita]], a genetic skin disorder
* [[Pancreatic cancer]]
* [[Prostate cancer]]

====Other uses in medicine and psychology====
* [[Palliative care]], specialised care for people with serious illnesses
* [[Perceived control]], a psychological concept
* ''Post cibum'' (Latin for "after food"), in [[medical prescription]]s
* [[Primary care]]
* [[Phase contrast magnetic resonance imaging]]

===Physics and cosmology===
* [[Parsec]] (pc), a unit of distance used in astronomy
* [[Picocoulomb]] (pC), a unit of electrostatic charge
* [[Petacoulomb]] (PC), a unit of electrostatic charge
* [[Photonic crystal]], a photonic band gap material

===Other uses in science and technology===
* PC, a type of [[Mazda C engine#PC|Mazda C engine]]
* [[Prestressed concrete]], a method for overcoming concrete's natural weakness in tension
* [[Progressive contextualization]], a scientific method
* [[Prontor-Compur]], a standard connector type for photographic flash synchronization
* [[Perspective Control]], photographic lens arrangement for reducing keystone distortion