| Subject | English | Serbian |
| comp., MS | root CA | врховни CA (The most trusted certification authority (CA), which is at the top of a certification hierarchy. The root CA has a self-signed certificate) |
| econ. | root crop | коренаста биљка |
| magn. | root-mean-square detector | детектор ефективне вредности |
| math. | root-mean-square value | rms вредност |
| math. | root-mean-square value | средња квадратна вредност |
| math. | root-mean-square value | ефективна вредност |
| econ. | root vegetable | коренасто поврће |
| math. | square root | квадратни корен |
| comp., MS | trusted root CA | поуздани врховни CA (A root certification authority that appears in the Trusted Root Certification Authorities console of the Windows operating systems and is trusted by the operating system) |
| comp., MS | trusted root certification authority | поуздани врховни ауторитет за цертификацију (A root certification authority that appears in the Trusted Root Certification Authorities console of the Windows operating systems and is trusted by the operating system) |