- Depressant
- Deforestation
- Guanine
- Aurora
- Corticosteroid
- Annular eclipse
- Authorisation certificate
- Gray
- Phytosociology
- Transpac
- Latent
- DMB
- Defoliator
- Bornavirus
- LEO orbit
- Pedicellariae
- Common channel signalling
- IATA
- Geyser
- Density
- RNA polymerase
- Iapetus
- Ablation
- Lava
- Ecological features
- Tunguska
- Adware
- Respiration
- M36
- Plant litter