- Fine structure constant
- Biguanide
- Quantum chromodynamics
- Ephemeral
- Interferon
- Roskosmos
- Homogamy
- Coal
- Aqueous
- Disaccharide
- Spawning ground
- Outcrop
- Aromatherapy
- Mumps virus
- Private key
- Geomorphosis
- Pelagic
- Gas pipeline
- Filiform
- De facto standard
- Axon
- Reflected light
- Aulacogen
- Altostratus cloud
- Pneumocyte
- PEM
- Directivity
- Zenith
- International Astronomical Union
- Down quark