What does PER stand for?

Alonzo D. Perry - NCIC firearms make code (NCIC)

Bhele - Language code (ETLW)

For Each (DAVI)

Packed Encoding Rules (ACII)

Packet Encoding Rules

Packet Error Rate - Military technology (DDF)

Paraelectric Resonance (SAUS)

Paramagnetic Electron Resonance (SAUS)

Par Exchange Rate - Business term

Parity Error Rate

Parole Evidence Rule - Legal shorthand (LWAP)

Partido Estadista Republicano - Puerto Rico - Political party

Path Extension Ratio (MCD)

Peak Ejection Rate - Cardiology

Peak Expiration Rate - Medicine

Per Exchange Rate - Finance (MHDW)

Perfenick Farm - Horse racing entrants (HRTC)

Performance (DA)

Performance Energy Ratio (SAUS)

Performance Evaluation Report - DoD

Performance Evaluation Routine (SAUS)

Performer Boat Co. - NCIC boat manufacturer code (NCIC)

Perhaps (ROG)

Perigee (KSC)

Period

Periodical (ROG)

Periodic Evaluation Record (DIPS)

Periodogram (DMAA)

Peritoneum (SAUS)

Permission (AABC)

Perodicity (SAUS)

Perot Systems'A' - NYSE symbol (SPSG)

Persia - Obsolete

Person

Personate (SAUS)

Personnel (KSC)

PERT - Program Evaluation and Review Technique Event Report

Perth - Australia - Airport symbol (OAG)

Perth - Australia - Seismograph station code, US Geological Survey - Closed (SEIS)

Peru - ANSI three-letter standard code (CNC)

Perylene (SAUS)

Pharmaceutical Evaluation Report - Australia

Phase Encoding Recording (SAUS)

Phase Engineering Report

Photo-Electric Reader (or Reading) (SAUS)

Physical Examination Rate - Military (AFM)

Planning, Evaluation, and Reporting - Education-improvement system

Pominex Ltd. - Toronto Stock Exchange symbol

Ponca City, OK - Location identifier - FAA (FAAL)

Port Everglades Railway - AAR code

Postelectrophoresis Relaxation

Post Engineer Request

Post-Execution Reporting (MHDI)

Potential Excess Report

Preedited Region - Genetics

Pre-Emptive Right (MHDW)

Prefect (automobile) - NCIC car model code

Preliminary Engineering Report (KSC)

PressNet Environmental Reports - Information service or system (IID)

Price Earnings Ratio - Relation between price of a company's stock and its annual net income

Printing Executive Register (DGA)

Probable Error Radial - Statistics (IAA)

Process Energy Requirement (SAUS)

Product Engineering Recommendation - Automotive engineering

Product Engineering Release (SAUS)

Production Engineering and Research (SAUS)

Production Engine Remanufacturers Program - Automotive engineering

Professional and Executive Recruitment Service - British

Professional Employment Register - British (ODBW)

Proficiency Evaluation Review

Program Error Report (MHDI)

Program Event Recording - Computer science (MDG)

Program Execution Request

Program for Ecological Research (SAUS)

Program for Ecosystem Research (SAUS)

Project on Ethnic Relations - Association (EA)

Pronated External Rotation - Medicine (MELL)

Proposal Evaluation Report (MCD)

Protein Efficiency Ratio - Nutrition

Pseudoequilibrium Ratio (SAUS)

Public Employees Roundtable (EA)

Pyrotechnical Evaluation Range - Army

Pediatric Emergency Room (DAVI)

Perchlorethylen (SAUS)

Perera's Select Decisions - Ceylon - A publication (DLA)

Pericles - Shakespearean work

Pericles - of Plutarch - Classical studies (OCD)

Periochae - of Livy - Classical studies (OCD)

Period - Record label

Periodical (AL)

Perseus - Constellation

Persia (VRA)

Pope, Evans & Robbins, Inc. - AMEX symbol (COMM)

By - Through - Therapy term (CTAA)

Perceptual (IDYL)

Perennial - Botany

Perimeter (MIST)

Perineal - Gynecology (MAE)

Period (VRA)

Periodic (AAMN)

Periodical

Periodicity (DMAA)

Persian, Modern - MARC language code - Library of Congress (LCCP)

Person (WDMC)

Through or By - Medicine (BCRP)