- Isthmus
- Polycyclic aromatic hydrocarbons
- Nanometre
- PGP/ MIME
- Biotin
- Neutron star
- Nanocrystal
- H1 histamine antagonist
- Dew point
- Relatively prime numbers
- Taiga
- Geodetic precession
- Ocellus
- Signal to noise ratio
- Survival function
- Supergene
- Hygrometry
- Vanograph
- Iron bloom
- CSMA/CD
- Episiotomy
- Algae
- Ammeter
- Hayabusa
- CCITT No. 7
- Catalysis
- Breadfruit
- Stop-start
- Slip face
- SKMP