Africa 
China 
Japan 
MENA 
- Multifractal
- Multifuel
- Multigate device
- Multigrid
- Multigrid method
- Multilayer perceptrons
- Multilayer soft lithography
- Multileaf collimator
- Multilevel models
- Multilevel queue
- Multilinear algebra
- Multilinear subspace learning
- Multimap
- Multimedia
- Multimeter
- Multimodal cancer therapy
- Multimodal distribution
- Multimodal interaction
- Multimodal learning
- Multimodal transport
- Multimorbidity
- Multinomial logistic regression
- Multinomial logit
- Multinomial probit
- Multinomial theorem
- Multinucleate
- Multiomics
- Multipactor effect
- Multipartite graph
- Multipath
- Multipath TCP
- Multipath propagation
- Multipath routing
- Multiphase flow
- Multiphase flow meter
- Multiphysics
- Multiple
- Multiple comparisons
- Multiple correlation
- Multiple correspondence analysis
- Multiple drug resistance
- Multiple edges
- Multiple encryption
- Multiple endocrine neoplasia
- Multiple exciton generation
- Multiple factor analysis
- Multiple hearth furnace
- Multiple inheritance
- Multiple instance learning
- Multiple integral
- Multiple kernel learning
- Multiple models
- Multiple myeloma
- Multiple organ failure
- Multiple sequence alignment
- Multiple-effect distillation
- Multiple-scale analysis
- Multiplets
- Multiplex PCR
- Multiplex polymerase chain reaction
- Multiplexers
- Multiplexing
- Multiplication
- Multiplication algorithm
- Multiplication sign
- Multiplicative group
- Multiplicative inverse
- Multiplicative noise
- Multiplicity
- Multiplicity of infection
- Multiplier
- Multipolar
- Multipole expansion
- Multipole magnet
- Multiprocessing
- Multiprocessor
- Multireference configuration interaction
- Multiresolution analysis
- Multirotor
- Multiscale modeling
- Multisensory integration
- Multisets
- Multispectral
- Multispectral imaging
- Multispectral scanner
- Multistage amplifier
- Multistage interconnection networks
- Multistage rocket
- Multistage sampling
- Multitaper
- Multitasking
- Multitenancy
- Multithreading
- Multitree
- Multivalent
- Multivalued function
- Multivariate analysis
- Multivariate analysis of covariance
- Multivariate analysis of variance
- Multivariate interpolation
- Multivariate normal distribution
- Multivariate random variable
- Multivariate statistics
- Multivariate t-distribution
- Multivectors
- Multivibrator
- Mumps
- Mumps virus
- Mung beans
- Municipal solid waste
- Muon-catalyzed fusion
- Mural cells
- Murine leukemia virus
- Murine norovirus
- Murray's Law
- Muscle
- Muscle architecture
- Muscle atrophy
- Muscle biopsy
- Muscle cells
- Muscle contraction
- Muscle fascicles
- Muscle hypertrophy
- Muscle relaxants
- Muscle spindles
- Muscle tissue engineering
- Muscle tone
- Muscle weakness
- Muscles
- Muscovite
- Muscular
- Muscular system
- Muscularis propria
- Musculoskeletal
- Musculoskeletal injuries
- Musculoskeletal injury
- Music information retrieval
- Music therapy
- Musical notation
- Musk
- Musk xylene
- Mutagenesis
- Mutagens
- Mutant
- Mutarotation
- Mutase
- Mutation rate
- Mutational signatures
- Mutations
- Mutual authentication