| CTEI | Career and Technical Education Internship 
| Others |
| CTEI | Career and Technical Educators of Idaho
| Others |
| CTEI | Center for Teaching Excellence and Innovation
| Others |
| CTEI | Center for Technical Education Innovation
| Others |
| CTEI | Centre for Trade and Economic Integration
| Others |
| CTEI | Centre for Trades Education and Innovation
| Others |
| CTEI | Centro Toscano Elettrodomestici Da
| Others |
| CTEI | China TExtile Industry
| Others |
| CTEI | Clinical Teaching Effectiveness Instrument
| Others |
| CTEI | Comprehensive Teacher Education Institute
| Others |