| Subject | English | Estonian |
| gen. | man-portable air defence system | kaasaskantav õhukaitsesüsteem |
| stat., el. | portable battery | kantav patarei |
| ed. | portable blackboard | portatiivne tahvel |
| ed. | portable blackboard | kantav tahvel |
| comp., MS | portable device | kandeseade (A device that is light enough, rugged enough, and free enough of encumbering external connections to be carried by a user) |
| h.rghts.act., commer., polit. | portable electric shock device | kaasaskantav elektrišokivahend |
| comp., MS | portable media identifier | andmekandja identifikaator (A unique identifier for removable storage media such as compact flash cards. The identifier is hard coded into the storage media and is not changeable) |
| comp., MS | portable media player | kaasaskantav meediapleier (A generic handheld device that can play music, videos, display pictures, etc. Specifically, a non-Microsoft-branded type of this device) |
| IT | portable workstation | mobiilne tööjaam |