N-M
| Magassin | Shop; Store |
| Maillage | Mesh; network |
| Maire | Mayor |
| Maison individuelle | One-family house; Single-family house |
| Maître d'œuvre | Chief architect; main consulting engineer; master builder; (prime) building contractor |
| Maîtrise foncière | Public control of the land market |
| Maître d’ouvrage | owner and contracting authority; (building) owner; client, developer |
| Marchand de biens | Real estate dealer/speculator |
| Marché (accord) | Contract, agreement; deal |
| Marché (bâtiment, lieu) | Market; Trading centre; Mart |
| Marché (théorique) | Market |
| Marché public | Public contract |
| Mégapole | Megapolis |
| Ménage | Household |
| Métrople | Metropolis |
| Métropolitain (adjectif) | Metropolitan |
| Mitage | Fringe developement; sprawl; rurbanizarion |
| Mixité sociale | Social integration |
| Mobilier urbain | Street furniture |
| Mode d’occupation du sol | Land-use pattern |
| Monument | Monument; Memorial |
| Morphologie | Morphology |
| Moyen de transport | Means/mode of transportation/transport |
| Municipalité | Municipality |
| Mutation (foncière) | Property transfer |
| Nocturne | nocturnal |
| Noeud | node |
| Nomadisme | Nomadism |
| Norme | Standards ; Norm |
| Notaire | Notary |
| Nuisance | Nuisance |
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