| Subject | English | Estonian |
| math. | complex abnormal curve | kompleksne mittenormaalne kõver |
| math. | complex demodulation | kompleksne demodulatsioon |
| transp., mil., grnd.forc., el. | complex electronic vehicle control system | sõidukite kompleksne elektrooniline juhtsüsteem |
| transp., mil., grnd.forc., el. | complex electronic vehicle control systems | sõidukite komplekssed elektroonilised juhtsüsteemid |
| ed. | complex examination | koondeksam (mitut õppeainet hõlmav eksam) |
| math. | complex experiment | liitkatse |
| math. | complex experiment | komplekskatse |
| environ. | complex formation Formation of a complex compound. Also known as complexing or complexation | kompleksimoodustumine |
| math. | complex Gaussian distribution | kompleksne kompleksarvuline Gaussi jaotus |
| comp., MS | complex instruction set computing | täis- (The implementation of complex instructions in a microprocessor design so that they can be invoked at the assembly language level. The instructions can be very powerful, allowing for complicated and flexible ways of calculating such elements as memory addresses. All this complexity, however, usually requires many clock cycles to execute each instruction) |
| comp., MS | complex network | kompleksvõrk (A type of operations network in which simultaneous operations take place or in which operations overlap, are contingent on each other, or have other complex relationships) |
| hist. | complex programme | kompleksprogramm (paljude õppeainete sisu ühendav programm, см. üldõpetus) |
| chem. | complex substance | kompleksaine |
| math. | complex table | liittabel |
| math. | complex table | komplekstabel |
| comp., MS | complex transition | komplekssiire (In a statechart or activity diagram, a relationship between multiple source and/or target states or action states) |
| comp., MS | complex type | komplekstüüp (An element that can contain other elements or attributes and appears as in an XML document) |
| comp., MS | complex type (An element that can contain other elements or attributes and appears as | komplekstüüp |
| math. | complex unit | kompleksühik |
| math. | complex Wishart distribution | kompleksne Wisharti jaotus |
| chem. | substance of unknown or variable composition, complex reaction products or biological materials | tundmatu või muutuva koostisega ained, komplekssed reaktsioonisaadused või bioloogilist päritolu materjalid |