- AAC
- Realism
- Anatomy
- Dendrite
- Diurnal parallax
- Kilogram
- Phyllite
- Simazine
- Prime-boost
- CDA
- Apogee
- Pacific rosewood
- Aphotic zone
- Drought
- Organic phosphate group
- Akari
- Channel
- Svalbard Global Seed Vault
- Excision
- Marine snow
- Key
- Archaeopteryx
- Non repudiation
- Citrate
- Choroid
- Magnetosome
- Ferralitic duricrust
- CCSM
- Oside
- Regulus