- ACTH
- Earth-grazing asteroid
- Actin
- Packet switching
- Transposon
- Hyponatraemia
- Slip face
- Autonomous
- Bottleneck
- Saproxlyic
- Arp's loop
- Metasomatose
- Digital
- Triple play
- Thorax
- Nail
- Gaia
- Extruded polystyrene
- Almond
- DNA
- HCFC
- Micro-robotics
- Down quark
- Pteridophyte
- PM 10
- Euhedral
- Ferrocene
- Buoyancy
- Polygyny