APC or Apc may refer to: BiologyAntigen-presenting cell in medicine/immunologyAPC (gene), a human gene that's classified as a tumor suppressor geneAPC (protein), a human cancer-critical protein (product of APC (gene))Activated protein C, an anti-coagulant and anti-inflammatory proteinAnaphase-promoting complex MilitaryArmoured personnel carrier, an armoured fighting vehicleArmour-piercing capped, an anti-tank shell typeArmy Proficiency Certificate, the training syllabus of the Army Cadet ForceA… (More on Apc)