rege - reta
- regelation
- regenerated catalyst
- regenerated flow
- regenerated soil
- regenerated water
- regeneration
- regeneration area
- regeneration capability
- regeneration catalyzer
- regeneration complex
- regeneration cutting
- regeneration cycle
- regeneration interval
- regeneration water
- regenerative ability
- regenerative capability
- regenerative heat exchanger
- regenerative process
- regime of river
- regime of runoff
- regime of stream
- regimen of stream
- region
- regional adaptation
- regional analysis
- regional basic synoptic network
- regional climatology
- regional climax
- regional co-operation in combating pollution by oil and other harmful substances in cases of emergency
- regional community
- regional convention for the conservation of the red sea and gulf of aden environ
- Regional Convention for the Conservation of the Red Sea and Gulf of Aden Environment
- regional demography
- regional environment monitoring network
- regional environmental center
- Regional Environmental Center for Central and Eastern Europe
- regional fisheries survey
- Regional Marine Biological Center
- regional modeling
- regional monitor