- reading clinic
- ristocitin
- red cell life
- republic of peru
- republic of san marino
- relative scotona
- republic of albania
- rollerblader
- river)
- river dolphin
- red_blind
- rostov na donu
- reconstructive
- republic of mozambique
- relative yield index
- radiopaques
- relative water content
- renal insufficiency
- reticulo_endothelial
- rsvp
- rapid access loop
- resting tidal volume
- richard starkey
- radiation oedema
- retrospective falsification
- reconstructed
- roger sherman
- republic of maldives
- republic of liberia
- republic of tunisia
- republic of latvia
- radiational field
- republic of senegal
- rhombic prism
- robert alexander schumann
- regenerative memory
- renal cortex
- republic of mauritius
- retrocaecal
- retrobulbar injection
- river bottom
- receiving centre
- receiving antenna
- rice shaped stone
- reenterable subroutine
- retroperitoneal lymph sac
- raster plotter
- robeson
- right ventricular failure
- republic of trinidad and tobago