- M-theory
- Lithium-ion battery
- Barred galaxy
- Metamict
- Concentration
- Aliasing
- Baseband
- Asterism
- Geoid
- SIM
- Menstrual cycle
- Coryza
- Vinci engine
- Transferase
- LNG
- Nanofiltration
- Gene gun
- Isometric facies
- Dolby Prologic
- Bullet cluster
- Tourette's syndrome
- Arctic fulmar
- Starsem
- Solar power station
- Mount Palomar observatory
- Homeogene
- Walking bus
- PAD
- Propagule
- Simplex