- Decarboxylation
- Altostratus cloud
- Magma
- Vestigial structure
- Container return scheme
- Sweet Gum tree
- Planetary nebula
- Polderisation
- Hanbury Brown–Twiss effect
- Epilepsy
- Antiserum
- Secretion
- Giotto
- Unknown
- Resveratrol
- Enceladus
- Aponeurosis
- Ammon's horn
- Pop-up
- Herschel satellite
- Astrometric direction
- Syngas
- Ambulacra
- Alar bar
- Macrophage
- Glucogenic amino acid
- Anhydride
- Vaginal smear
- Partial eclipse
- Stellar aberration