English abbreviations from cisr to cius
- CISR (Customer Information Service Request)
- CISS (Center for Information Systems Security)
- CISSM (Center for International and Security Studies at Maryland)
- CISSP (Certified Information Systems Security Professional)
- CISTI (Canada Institute for Scientific and Technical Information)
- CISV (Children's International Summer Villages)
- CIT (Shymkent Airport)
- CITA (Canadian Institute for Theoretical Astrophysics (University of Toronto))
- CITB (Computers, Internet, Teachers, And Books)
- CITE (Collaborative Interprofessional Team Education)
- CITEd (Center for Implementing Technology in Education)
- CITES (Convention on International Trade in Endangered Species (of Wild Fauna and Flora) ("sigh-tease"))
- CITHP (closed-in tubing head pressure (tubing head pressure when the well is shut in))
- CITI (Construction Industry Training Institute)
- CITIS (Contractor Integrated Technical Information Service)
- CITP (Certified Information Technology Professional)
- CITR (Center for Intelligent Transportation Research)
- CITRIS (Centre for Information Technology Research in the Interest of Society)
- CITS (Combat Identification Training System)
- CITV (Commander's independent thermal viewer (US))
- CITY (Community Intervention Through Youth)
- citz. (citizen)
- CIU (Chippewa County International Airport)
- CIUS (Corps Interim Upgrade System)