- Gene gun
- Earth-grazing asteroid
- Acetyl-coenzyme A
- Halley's comet
- CNO Cycle
- DHEA
- Asymptomatic
- PSA
- NASA
- Scar
- Oberon
- Artemisin
- Urate
- Cartilage
- Gauss constant
- Focus
- Painted lady
- Node
- Fluid inclusion
- Astrometric direction
- Galvanometer
- Active galaxy nucleus
- Athetosis
- Rhodopsin
- Progestogen
- Anatidae
- Hydroelectricity
- SNMP
- PCM
- Firmware