twilight glow
atmospheric science
weak, widespread, and relatively steady glow from the sky that is observed around twilight; it is part of the overall phenomenon called airglow (q.v.).- Mears, Helen Farnsworth
- measles
- measure
- Measured susceptibilities for rock types
- Measure for Measure
- measurement
- measurement system
- Measurement systems employed in petroleum refining
- measuring worm
- Meath
- Meath, Hugh de Lacy, 1st Lord of
- meat processing
- Meaux
- Meave G. Leakey
- Mecca
- Mechain, Pierre
- mechanical advantage
- mechanical efficiency
- mechanical energy
- mechanical engineering
- mechanics
- mechanics' institute
- mechanics of solids
- mechanism
- mechanoreception