- Alula
- Sun-synchronous
- Rate determining step
- Julian year
- Menopause
- Reactivation
- Spreadsheet
- Slurry
- Phenytoin
- Addiction
- Americium
- Server
- Joist
- Stream bed
- Spectral classification
- ESO
- Chagas Disease
- Cambrian explosion
- Regulator
- Piconet
- Genome
- Acetylation
- Hypothesis
- New Moon
- Soyuz-Ikar
- Trimmings
- Expiration
- Smoke detector
- Razorback
- RIPE-MD