| Subject | English | Portuguese |
| med. | anterior basal segment of inferior lobe of the right left lung | segmento ventrobasal do lobo inferior do pulmão direito-esquerdo (segmentum basale anterius pulmonis) |
| med. | anterior segment of the right liver lobe | segmento anterior do lobo direito do fígado |
| med. | anterior segment of the superior lobe of the right lung | segmento direito ventral do lobo do pulmão direito (segmentum anterius pulmonis) |
| econ., stat. | business segment industry segment | setor de atividade |
| el.mot. | commutator segment insulation | isolação entre lâminas |
| mech.eng., el. | commutator segment insulation | isolamento entre lâminas |
| el.tract. | commutator segment insulation | entre-lâminas |
| econ., social.sc., UN | high-level segment of ECOSOC | segmento de alto nível do ECOSOC |
| med. | lateral segment of middle lobe of the right lung | segmento lateral do lobo médio do pulmão direito (segmentum laterale pulmonis dextri) |
| med. | lateral segment of the liver | segmento lateral do lobo esquerdo do fígado |
| med. | medial segment of middle lobe of the right lung | segmento médio do lobo médio do pulmão direito (segmentum mediale pulmonis dextri) |
| med. | periaxial segment degeneration | degenerescência segmentária periaxial |
| med. | posterior basal segment of inferior lobe of the right left lung | segmento terminobasal do lobo inferior do pulmão esquerdo (segmentum basale posterius pulmonis) |
| med. | posterior segment of superior lobe of the right lung | segmento posterior do lobo superior do pulmão direito (segmentum posterius pulmonis) |
| med. | segment atelectasis | atelectasia segmentária |
| chem. | segment bend | curva de tubos segmentada |
| chem. | segment connector | união de transição de segmentos |
| chem. | segment coupling | união de transição de segmentos |
| mech.eng. | segment drum | tambor de segmentos |
| construct. | segment gate weir | barragem com portas em segmento |
| mech.eng. | segment gear | setor dentado |
| transp., met. | segment height h | altura de segmento h |
| med. | segment hilum | hilo do lobo pulmonar |
| scient. | segment of a circle | segmento circular |
| scient. | segment of a circle | segmento de círculo |
| agric. | segment of blade | segmento de lâmina |
| IT | segment of program | segmento de programa |
| industr., construct. | segment of sphere | segmento de esfera |
| agric. | segment of the fleet | segmento de frota |
| med. | segment pneumonia | pneumonia lobular |
| med. | segment pneumonia | broncopneumonia |
| agric. | segment roller | rolo de vários elementos |
| med. | segment syndrome | síndrome segmentário |
| med. | segment syndrome | síndrome lobar |
| comp., MS, Braz. | segment tag | marca de segmento (In EDI, a unique identifier for a segment. Within EDIFACT, for example, segment tags are three-letter uppercase codes that prefix the elements within a document. In ANSI X.12, the segment tags are two or three-letter uppercase codes. A segment tag is similar to a record type identifier) |
| med. | segment therapy | terapia segmentária |
| el.mot. | segment-to-segment test | ensaio entre lâminas |
| med. | segment tuberculosis | tuberculose lobar |
| transp., mech.eng. | segment valve | distribuidor cilíndrico |
| gen. | space segment capacity | capacidade do segmento espacial |
| commun. | space segment operator | operador de segmento especial |
| gen. | space segment provider | fornecedor de segmento espacial |
| commun., IT | terminating segment of a leased line | segmento terminal de linha alugada |
| IT, el. | thirteen-segment typical curve | curva característica de treze segmentos |
| transp., avia. | two-segment approach | aproximação em dois segmentos |
| transp., avia. | visual ground segment test | teste do segmento visual no solo |