EC Glossary January 10, 2020 By Amy McLemore This is a list compiled of commonly used terms and abbreviations in special education. Ìý Filed Under: Categories: Best Practice, Documentation, EC Director, General PT, IEP Development More from NC School-Based Physical Therapy APTA List of Credentialing Sessions for Clinical Instructors NCDPI Salary Schedules NCDPI OEC Guidance Vacancies & Comp. Svc.