| Subject | English | Portuguese |
| earth.sc., mech.eng. | Allievi's theory of surge pressures | método analítico de Allievi |
| el. | band theory of solids | teoria das bandas nos solidos |
| fin. | benefit theory of taxation | teoria da tributação em função dos benefícios |
| fin. | benefit theory of taxation | princípio do benefício |
| fin. | breadth-of-market theory | teoria da amplitude de mercado |
| life.sc. | convective theory of cyclogenesis | teoria convectiva da ciclogénese |
| med. | Darwin theory of pangenesis | teoria da pangénese de Darwin |
| life.sc. | divergence theory of cyclogenesis | teoria da ciclogénese por divergência |
| stat., scient. | frequency theory of probability | teoria de frequência de probabilidades |
| math. | frequency theory of probability | teoria frequencista de probabilidade |
| law | general theory of procedure | Teoria Geral de Processo |
| med. | Granick block theory of intestinal mucosa | teoria do bloqueio da mucosa intestinal de Granick |
| med. | Hermann theory of neural conduction | teoria das correntes de ação de Hermann |
| med. | James-Lange theory of sensation | teoria de James-Lange |
| fin. | liquidity theory of the term structure | teoria do prémio de liquidez |
| earth.sc., el. | particle theory of radiation | teoria corpuscular das radiacoes |
| IMF. | quantity theory of money | teoria quantitativa da moeda |
| phys.sc. | quantum theory of radiation | teoria quântica |
| med. | theories of focal pathology | teorias focais |
| med. | theories of hearing | teorias da audição |
| med. | theory of accommodation | teoria de acomodação |
| mech.eng. | theory of airfoil wings | teoria do perfil de asa |
| med. | theory of analogy conclusions | teoria da conclusão por analogia |
| med. | theory of atavism | teoria do atavismo |
| IT | theory of automated manufacture | teoria de fabrico automatizado |
| IT | theory of conceptual dependency | teoria da dependência conceptual |
| med. | theory of contiguity | teoria da contiguidade |
| scient. | theory of elementary particles | teoria das partículas elementares |
| med. | theory of evidence | teoria da evidência |
| med. | theory of expression | teoria da expressão |
| med. | theory of extremity formation | teoria da formação das extremidades |
| scient. | theory of flows | teoria dos fluxos |
| med. | theory of focal processes | teoria dos processos focais |
| med. | theory of focal processes | ciência das lesões focais |
| earth.sc. | theory of fractals | teoria das fractais |
| scient. | theory of graphs | teoria dos gráficos |
| med. | theory of heteroplasty | teoria da heteroplastia |
| med. | theory of immunity | teoria da imunidade |
| med. | theory of inhibition | teoria da inibição |
| med. | theory of iodine deficiency | teoria da carência em iodo |
| earth.sc. | theory of irreversible dynamic processes | teoria dos processos dinâmicos irreversíveis |
| med. | theory of irritation | teoria da irritação de Virchow |
| econ. | theory of marketing | marketing |
| environ. | theory of money A coherent group of general propositions about the supply and demand of money, interest rates, the flow of money's influence on the overall economy or the policies that should be adopted by institutions controlling the money supply | teoria monetária |
| med. | theory of muscle shifting | teoria da deslocação muscular |
| med. | theory of natural selection | teoria da seleção natural |
| scient. | theory of networks | teoria das redes |
| stat., scient. | theory of probability | teoria probalística |
| IT | theory of queues | teoria das filas de espera |
| med. | theory of rectification effect | teoria do efeito retificador |
| med. | theory of signature | teoria da assinatura |
| social.sc. | theory of social work | teoria do trabalho social |
| mech.eng. | theory of supporting wings | teoria do perfil de asa |
| environ. | theory of the environment | teoria do ambiente |
| environ. | theory of the environment A structured simulation or explanation based on observation, experimentation and reasoning that seeks to demonstrate, characterize or explain the actions and interactions of the total surrounding conditions of a given system | teoria do ambiente |
| environ. | theory of the welfare state | teoria do estado-providência |
| environ. | theory of the welfare state A political conception of government in a capitalist economy where the state is responsible for insuring that all members of society attain a minimum standard of living through redistribution of resources, progressive taxation and universal social programs, including health care and education | teoria do estado-providência |
| med. | theory on importance of environmental factors on life | teoria da interpretação |
| life.sc. | wave theory of cyclogenesis | teoria ondulatória da ciclogénese |
| life.sc. | wave theory of cyclones | teoria ondulatória da ciclogénese |
| phys.sc. | wave theory of radiation | teoria ondulatoria da radiacao |