- Lewis acid
- Crystal face
- Equation
- Bitternut hickory
- Second of arc
- Occiput
- Mycosis
- Mars Sample Return
- The Bohr atom
- Biaxial
- Commuting
- Cirripedia
- Light
- CMOS
- Bradycardia
- Tubal ligation
- Chromosome
- Digiscoping
- African longfin eel
- Moho
- Sierra
- Twofish
- Aphelion
- Scam
- Poikilotherm
- Flora Fauna Habitat Directive
- Pear
- Crater
- Tunguska
- Pneumatophore