- Rheasilvia basin
- rheaumatic heart disease
- RHEED
- Rhee Syngman
- rhegmatogenous retinal detachment
- Rhein II
- Rheinische Friedrich-Wilhelm-Universität Bonn
- Rheinland-Pfalz Land
- rheme
- rhenides
- Rhenish League of Cities
- Rhenish Newspaper
- rhenium
- rhenium 186
- rhenium-186
- rhenium 188
- rhenium-188
- rhenium alloys
- rhenium metallurgy
- rhenium ore resources
- rhenium-osmium dating
- rheobase
- rheochor
- rheochord
- rheodynamics