PFC

plural PFCs

1. abbreviationcountableinitialismuncountablegovernmentInitialism of private first class.

   If Steinkamp doesn't take off that hat and stop messing around, I'm gonna bust him into a PFC.

   1962, The Manchurian Candidate, 01:56:35

2. abbreviationcountableinitialismuncountableanatomyInitialism of prefrontal cortex.

   To quote George W. Bush, within the frontal cortex, it's the PFC that is “the decider.”

   2017, Robert Sapolsky, chapter 2, in Behave, Penguin, →ISBN

   1 more example

   Another recent study found that in a delayed recognition working memory task, after affecting the functional connectivity between the PFC and the parahippocampal place area with a task designed to produce interference, older adults were unable to regain connectivity to preinterference levels, unlike younger adults who could.

   2016, Pierre Jolicoeur, Christine Lefebvre, Julio Martinez-Trujillo, Mechanisms of Sensory Working Memory, page 128

3. abbreviationcountableinitialismuncountablechemistryInitialism of perfluorocarbon.

   PFC vaporizes when hit with an ultrasound pulse, producing rapidly expanding gas bubbles that "fire" the nanobullets out of the microcannons at speeds on the order of meters per second -- and the fluorescent microbullets light up to show exactly where they landed in the tissue target.

   2016 January 14, Jessica Hall, “Nanoengineers build 'microcannons' that fire light-up bullets filled with drugs”, in ExtremeTech

4. abbreviationcountableinitialismuncountablehuman sciencesInitialism of preference for consistency.
5. abbreviationcountableinitialismuncountablebusinessInitialism of power factor correction.
6. abbreviationinitialismuncountableInitialism of perfect fit content.

   By 2023, according to a review of charts and messages shared on the company Slack, over 100 official playlists were made almost entirely of PFC, […].

   2025, Liz Pelly, Mood Machine: The Rise of Spotify and the Costs of the Perfect Playlist, 1st edition, New York: Atria Books, →ISBN