- Gravity
- Anti-androgen
- Opt-out
- Cataract
- Chalcophile
- Patina
- Radiography
- Audiotex
- Unbundling
- Interface
- M3
- VOC
- Internal combustion hydrogen engine
- Comet
- Nanocrystal
- The Bohr atom
- Convection
- Biotope
- Vapour barrier
- Conformation
- Large Synoptic Survey Telescope
- Blood-brain
- Hydrogen sulphide
- Exobiology
- Anti-oxidant
- Solstice
- Anti-TNF
- Delta IV
- Laparotomy
- Peak oil