- Irregular galaxy
- Volcano
- Nesosilicates
- Crystal growth
- Recurrence
- Electric shock
- Multipoint link
- Bourbon crested starling
- Conformator
- Spyware
- Compound eye
- Twofish
- Mimivirus
- Prime number
- Epinephrine
- GEOSS
- European Hop hornbeam
- Analogue-to-digital conversion
- Three Mile Island nuclear accident
- Blind signature
- Cannula
- Limescale
- Flora Fauna Habitat Directive
- Colibacillus
- Compatibility
- Alkaloid
- Tectite
- Miller indices
- Fetus
- Gravitational constant