regi - retr
- regime of flow
- regime of plow
- regime of total military denuclearization
- regimental artillery
- region of combat
- region of combat operations
- regional accord
- regional agreement
- regional air navigation meeting
- regional carrier
- regional co-operation
- regional conference
- regional conflict
- regional forum
- regional framework
- regional issue
- regional nuclear ambiquity
- regional operator
- regional pact
- Regional Planning Group
- regional problem
- regional programme
- regional security system
- regional seismic test network
- regional supplementary procedures
- regional telecommunication hub
- regional traffic control center
- regional traffic distribution
- register a hit
- register a protest
- register a seismic event
- register an underground explosion
- register capacity
- register move
- register tonnage
- register transfer
- register variable
- register-to-register
- register-to-storage
- register-transfer-level
