- PCA
- Principal Component Analysis (Academic & Science » Mathematics)** Patient Controlled Analgesia (Medical » Physiology)* Partnership and Cooperation Agreement (Business » General)* Personal Care Attendant (Business » Positions)* Police Complaints Authority (Governmental » Police)* Personal Care Assistant (Business » Positions)* Printed Circuit Assembly (Academic & Science » Electronics)* Physical Configuration Audit (Governmental » Transportation)* Physical Configuration Audit (Governmental » Military)* Physical Configuration Audit (Governmental » NASA)* Physical Configuration Audit (Governmental » US Government)* Physical Configuration Audit (Computing » Software)* Physical Configuration Audit (Computing » General)* Personal Care Aide (Business » Positions)* Patient Controlled Anesthesia (Medical » Physiology)* Professional Chess Association (Miscellaneous » Chess)* Partido Comunista de Asturias (International » Spanish)* Pyrrolidone Carboxylic Acid (Academic & Science » Chemistry)* Programmable Counter Array (Computing » Assembly)* Production Code Administration (Business » General)* Probabilistic Cellular Automata (Computing » General)* Personal Care Associate (Business » Positions)* Partido Comunista de Aragón (International » Spanish)* Positive Control Airspace (Governmental » Transportation)* Post Conceptual Age (Medical » Physiology)* Performance Coach Award (Miscellaneous » Awards & Medals)
Abbreviations dictionary. 2012.