| mass | monte |
| mass communication | comunicação de massa |
| Mass conservation | Conservação da massa |
| Mass customization | Mass customization |
| Mass exodus | Exodus |
| mass hysteria | histeria coletiva |
| Mass in B Minor | Missa em Si menor |
| mass media | comunicação de massa |
| mass mediar | comunicação de massas |
| mass meeting humorous | comício monstro |
| Mass migration | Invasões bárbaras |
| mass movement | movimento de massa |
| Mass number | Número de massa |
| mass production | produção em massa |
| mass recreation | actividades recreativas |
| Mass spectrometry | Espectroscopia de massa |
| Mass storage device | Armazenamento em massa |
| Mass transfer | Transferência de massa |
| mass transport | transporte de massa |
| mass-nounipthes | termo de massasabilidade |
| mass-produce | produzir em massa |
| Massa | Massa |
| Massa language | Massa |
| Massachusett | Massachusett |
| Massachusetts | Massachusetts |
| Massachusetts Bay | Baía de Massachusetts |
| Massachusetts Bay Transportation Authority | Metro de Boston |
| Massachusetts Institute of Technology | Instituto Tecnológico de Massachusetts |
| massacre | matança |
| Massacre of the Innocents | Día de los Santos Inocentes |
| massage | massagem |
| Massagno | Massagno |
| Massalfassar | Massalfassar |
| Massamagrell | Massamagrell |
| Massanassa | Massanassa |
| Massaneh | Tribo de Manassés |
| Masse moléculaire | Massa molecular |
| Massecuite | Diabetes mellitus |
| Massenbachhausen | Massenbachhausen |
| masseur | massagista |
| masseurord | massagista (homem) |
| masseuse | massagista |
| masseuserd | massagista (mulher) |
| Massey Ferguson | Massey Ferguson |
| massif | maciço |
| Massif Central | Maciço Central |
| Massimo Ambrosini | Massimo Ambrosini |
| Massimo Busacca | Massimo Busacca |
| Massimo Girotti | Massimo Girotti |
| Massimo Oddo | Massimo Oddo |
| Massiness | Gravidade |
| massive | intenso |
| Massive Attack | Massive Attack |
| massiveh | maciço |
| Massively multiplayer online first-person shooter | Massively multiplayer online first-person shooter |
| Massively multiplayer online game | Massively multiplayer online game |
| Massively multiplayer online real-time strategy | MMORTS |
| Massively multiplayer online role-playing game | MMORPG |
| Massongex | Massongex |
| massonment | missa |
| Massonnens | Massonnens |
| Massospondylus | Massospondylus |
| mast | mastro |
| mastectomy | mastectomia |
| master | fera |
| Master and Commander | Master and Commander |
| master card | trunfo |
| master key | chave-mestra |
| Master of a school | Professor |
| master of Arts | mestre em letras |
