- Pupa
- Hexagonal system
- Chalazion
- Transient Ischaemic Attack
- Achalasia
- DDT
- Reversible
- Salivary gland
- Azotaemia
- Young modulus
- Constellation of Monoceros
- Constellation of Scorpio
- Papilio phorbanta
- Skylab
- Taxon
- Intravenous
- Rhyolite
- Hazardous waste
- Locus coeruleus
- SNAPI
- Plasma
- PLC
- European hornet
- Regulus
- Asterism
- Proper motion of a star
- Winter squash
- Ingrowing toenail
- Continental rift
- Hard acid