Africa 
China 
Japan 
MENA 
- Minutes
- Miosis
- Mir-122
- Mirabilite
- Mirai
- Mirau interferometer
- Mire
- Mired
- Mirror images
- Mirror mounts
- Mirror neurons
- Mirror symmetry
- Mirror therapy
- Mirrors
- Miscarriage
- Mischmetal
- Miscibility
- Miscibility gap
- Miscible
- Mismatch loss
- Mismatch negativity
- Misorientation
- Missed approach
- Missile guidance
- Missiles
- Missing data
- Missing energy
- Mission assurance
- Mission critical
- Mission-critical
- Mississippi Valley-type
- Misuse detection
- Mithramycin
- Mitochondrial
- Mitochondrial DNA
- Mitochondrial calcium uniporter
- Mitochondrial fission
- Mitochondrial fusion
- Mitochondrial matrix
- Mitochondrial permeability transition pore
- Mitogens
- Mitomycin c
- Mitophagy
- Mitotic index
- Mitotic spindle
- Mitral cells
- Mitral regurgitation
- Mitral stenosis
- Mitral valve
- Mitral valve prolapse
- Mitral valve repair
- Mix
- Mixed acid fermentation
- Mixed boundary condition
- Mixed breed
- Mixed graph
- Mixed linear complementarity problem
- Mixed logit
- Mixed metal oxide
- Mixed mode ventilation
- Mixed model
- Mixed nerve
- Mixed oxide
- Mixed reality
- Mixed strategy
- Mixed tensor
- Mixed waste
- Mixed-mode ventilation
- Mixed-signal
- Mixed-signal integrated circuits
- Mixed-use development
- Mixed-valence
- Mixer-settler
- Mixer-settlers
- Mixing
- Mixing ratio
- Mixotrophs
- Mixture distribution
- Mixture fraction
- Mixture models
- Mixture of experts
- Mixture theory
- Mixtures
- Mnemonics
- Moats
- Mobile
- Mobile IP
- Mobile advertising
- Mobile agents
- Mobile app
- Mobile application development
- Mobile broadband
- Mobile cloud computing
- Mobile cloud storage
- Mobile commerce
- Mobile computing
- Mobile crane
- Mobile devices
- Mobile edge computing
- Mobile games
- Mobile genetic elements
- Mobile homes
- Mobile malware
- Mobile manipulator
- Mobile mapping
- Mobile operating systems
- Mobile phone
- Mobile robots
- Mobile security
- Mobile social network
- Mobile station
- Mobile technology
- Mobile telephony
- Mobile web
- Mobility aid
- Mobility as a service
- Mobility model
- Mobilome
- Mockup
- Modacrylic
- Modafinil
- Modal analysis
- Modal dispersion
- Modal logic
- Modal matrix
- Modal share
- Modal testing
- Modalities
- Modality
- Modbus
- Mode
- Mode control panel
- Mode conversion
- Mode coupling
- Mode effect
- Mode field diameter
- Mode locking
- Mode of action
- Modefrontier
- Model building code
- Model checking
- Model driven interoperability
- Model order reduction
- Model organisms
- Model risk
- Model rockets
- Model selection
- Model theory
- Model transformation
- Model transformation language