| Abbreviation | Definition |
|---|---|
| CIMP | Certified Internet Marketing Practitioner |
| CIO | Career Is O |
| CIO | Career is Ongoing |
| CIPP | Career Intermission Pilot Program |
| CIQ | Career Interests Questionnaire |
| CIS | Careers In Science |
| CISC | Career and Internship Services Center |
| CISC | Career Internship Services Center |
| CISO | Career Is Surely Over |
| CIT | Career Institute of Technology |
| CIW | Coalition of Immokalee Workers |
| CIW | Coalition of Immokali Workers |
| CIWA | California Immigrant Workers Association |
| CIWA | Canadian Injured Workers Alliance |
| CIWC | Cincinnati Interfaith Workers Center |
| CIWU | Commercial and Industrial Workers Union |
| CJR | Career Job Reservation |
| CKP | Career and Knowledge Pathways |
| CKP | Career Knowledge Pathways |
| CLDC | Career and Leadership Development Center |