| Subject | Portuguese | English |
| tech., el. | ensaio de vida útil em alta tensão | high voltage time test |
| nucl.phys., nucl.pow. | esperança de vida útil | life expectancy |
| met. | estimativa da vida útil | life-cycle costing |
| transp., avia. | fim de vida útil especificada no certificado | certified life limit |
| comp., MS, Braz. | método de depreciação linear com base na vida útil | straight-line service life depreciation method (A method of depreciation that calculates the depreciation of a fixed asset as a fixed amount in each depreciation period) |
| comp., MS, Braz. | método de depreciação linear com base na vida útil restante | straight-line service life remaining depreciation method (A method of depreciation that calculates the depreciation of a fixed asset as a fixed amount in each depreciation period. There will be a difference in the depreciation amount calculated between straight-line service life remaining and straight-line service life when there is an adjustment posted to the asset) |
| transp. | tempo de vida útil | operating life |
| commun., IT | tempo de vida útil | wear-out life |
| energ.ind., industr. | vida útil | operating lifetime |
| comp., MS, Braz. | vida útil | service life (The time that an asset will provide a benefit to the business) |
| IMF. | vida útil | economic life |
| comp., MS, Braz. | vida útil | Time to Live (A timer value included in packets sent over TCP/IP-based networks that tells the recipients how long to hold or use the packet or any of its included data before expiring and discarding the packet or data) |
| transp., mech.eng. | vida útil | service period |
| market. | vida útil | estimated useful life |
| market. | vida útil | technical working life |
| transp. | vida útil | service life |
| tech., el. | vida útil | useful life |
| energ.ind., industr. | vida útil | working life |
| gen. | vida útil | life |
| transp., avia. | vida útil até à revisão seguinte | overhaul life |
| comp., MS, Braz. | vida útil da bateria | battery life (The time for which a dry or alkaline cell is able to produce an electric current before it needs to be replaced) |
| el. | vida útil de serviço em ciclos | cyclical service life |
| el. | vida útil de um satélite | satellite lifetime |
| el. | vida útil de um satélite | life span of satellite |
| met., el. | vida útil do refratário | refractory life |
| IMF. | vida útil prevista | life expectancy |
| econ., tech. | vida útil previsível | foreseeable time of use |
| commun. | vida útil provável | probable working life |
| earth.sc. | vida útil à rotura sob tensão | stress-rupture life |
