rBAT - retraction
- RdRp
- RDRS
- RDS
- RDT
- RDW
- RDX
- Re
- re-
- re-exploration
- re-x
- REA
- rea
- REAB
- reabsorb
- Reabsorption
- REAC/TS
- REACH
- react
- reactance
- reactant
- reacting dose
- reaction
- reaction center
- reaction formation
- Reaction kinetics
- reaction of degeneration
- reaction of exhaustion
- reaction of identity
- reaction of nonidentity
- reaction of partial identity
- reaction period
- reaction quotient
- reaction time
- Reaction, allergic
- Reaction, chemical
- Reaction, desmoplastic
- Reaction, hibernation
- Reaction, polymerase chain (PCR)
- Reaction, vasovagal
- reaction-formation