| Metical | Mozambican metical |
| meticulosamente | carefully |
| meticulosidade | meticulousness |
| meticuloso | thorough |
| metida | know-it-all |
| metido | know-it-all |
| metido (gíria) | process |
| metido(gíria) | process |
| Metilenodioximetanfetamina | Methylenedioxymethamphetamine |
| Metino | Methine |
| Metionina | Methionine |
| metodicamente | systematically |
| metodismo | Methodism |
| metodologia | methodology |
| metodologias | methodology |
| Metohija | Metohija |
| Metonímia | Metonymy |
| metragem | footageis |
| metralha | grapeshot |
| metralhadora | machine gun |
| metralhadora Gatling | Gatling gun |
| Metralhadoras Lewis | Lewis Gun |
| metralhar | strafe |
| Metriacanthosaurus | Metriacanthosaurus |
| metro | meter |
| METRO AG | METRO AG |
| Metro cúbico | Cubic metre |
| Metro da Cidade do México | Mexico City Metro |
| Metro de Amsterdão | Amsterdam Metro |
| Metro de Atenas | Athens Metro |
| Metro de Baku | Baku Metro |
| Metro de Barcelona | Barcelona Metro |
| Metro de Berlim | Berlin U-Bahn |
| Metro de Boston | Massachusetts Bay Transportation Authority |
| Metro de Bruxelas | Brussels Metro |
| Metro de Budapeste | Budapest Metro |
| Metro de Buenos Aires | Buenos Aires Metro |
| Metro de Carcóvia | Kharkiv Metro |
| Metro de Catânia | Metropolitana di Catania |
| Metro de Copenhaga | Copenhagen Metro |
| Metro de Erevan | Yerevan Metro |
| Metro de Frankfurt | Frankfurt U-Bahn |
| Metro de Fukuoka | Fukuoka City Subway |
| Metro de Glasgow | Glasgow Subway |
| Metro de Helsínquia | Helsinki Metro |
| Metro de Kiev | Kiev Metro |
| Metro de Kobe | Kobe Municipal Subway |
| Metro de Lille | Lille Metro |
| Metro de Lima | Lima Metro |
| Metro de Londres | London Underground |
| Metro de Los Teques | Los Teques Metro |
| Metro de Lyon | Lyon Metro |
| Metro de Madrid | Madrid Metro |
| Metro de Marselha | Marseille Metro |
| Metro de Minsk | Minsk Metro |
| Metro de Moscovo | Moscow Metro |
| Metro de Newcastle | Tyne and Wear Metro |
| Metro de Nizhniy Novgorod | Nizhny Novgorod Metro |
| Metro de Quioto | Kyoto Municipal Subway |
| Metro de Rennes | Rennes Metro |
| Metro de Roterdão | Rotterdam Metro |
| Metro de San Juan | Tren Urbano |
| Metro de Santiago | Santiago Metro |
| Metro de São Petersburgo | Saint Petersburg Metro |
| Metro de Sófia | Sofia Metro |
| Metro de Tashkent | Tashkent Metro |
| Metro de Tbilisi | Tbilisi Metro |
| Metro de Teerão | Tehran Metro |
| Metro de Viena | Vienna U-Bahn |
| Metro do Cairo | Cairo Metro |
| Metro do Porto | Porto Metro |
| Metro International | Metro International |
| Metro por segundo por segundo | Metre per second squared |
| metro quadrado | square metre |
