English abbreviations from per to permrep
- PER (Peru (ISO 3166 trigram))
- PERA (Purdue Enterprise Reference Architecture)
- PERC (Tetrachloroethylene)
- PERCS (Program to Enhance Relational and Communication Skills)
- PERDC (Perforation Depth Control)
- PERDDIMS (Personnel Deployment and Distribution Management Systems)
- PERE (Person Eligible to Receive Effects)
- PERF (Perfection)
- PERFO (Perforation Log)
- PERI (Pharmaceutical Education and Research Institute)
- PERID (Period)
- PERISCOPE (United States Ship)
- PERK (Positive Energy Rejuvenates Kin)
- perl (usually lower case Practical Extraction and Report Language)
- PERM (Permeability)
- PERMARS (Personnel Management Reports System)
- PERML (Permeability Log)
- PERMREP (Permanent Representative (NATO))