- Variable star
- Numbering plan
- Mars Sample Return
- Android
- Hemolymph
- Globular
- PC
- Monsoon
- Neoformation
- MRI
- Lepton
- Regulator
- Euhaline water
- Migratory
- Dormitory
- Bronchitis
- Span-wise ice accretion
- Sporangium
- CHAP
- Fluorescein
- Incandescent light bulb
- Athetosis
- Lava dome
- Messier 12
- Low temperature boiler
- Genu varum
- Paleogeography
- Cryptanalysis
- Rorqual
- Halogen