| Subject | English | Lithuanian |
| math. | acceptance boundary | priimtinumo rėžis |
| math. | acceptance boundary | priimtinumo kreivė |
| environ. | administrative boundary A limit or border of a geographic area under the jurisdiction of some governmental or managerial entity | administracinė siena |
| gen. | administrative boundary line | administracinė siena |
| comp., MS | autonomous system boundary router | autonominis sistemos ribų kelvedis (A router that exchanges routing information with routers that belong to other autonomous systems. The ASBR then advertises external routes throughout the autonomous system. ASBRs can be internal or area border routers, and they might or might not be connected to the backbone) |
| IT | boundary condition | ribinė sąlyga |
| nat.sc., el. | boundary conditions | ribinės sąlygos |
| environ. | boundary crossing Crossing of a state border | sienos kirtimas |
| comp., MS | boundary delimiter | ribų skyriklis (One or more characters that identify the start or end of a boundary) |
| comp., MS | boundary feedback | ribos nurodymas (A visual indication to the user that the end of the pan-able area is reached. This feedback is provided when sliding the parent window in the direction of pan and seeing it snap back to the initial position once the finger is released. This feedback is also provided when the page is moving with some momentum, and reaches the end of the scrollable region) |
| mech.eng. | boundary layer | pakraštys |
| environ. | boundary layer The layer of fluid adjacent to a physical boundary in which the fluid motion is significantly affected by the boundary and has a mean velocity less than the free stream value | paribio sluoksnis |
| IT | boundary layer | ribinis sluoksnis |
| law, life.sc. | boundary mark | riboženklis |
| transp., mil., grnd.forc., mech.eng. | boundary of functional operation | naudingo veikimo riba |
| IT | boundary problem | ribinis uždavinys |
| law, life.sc. | boundary sign | riboženklis |
| stat. | class boundary | klasės riba |
| environ. | national boundary The line demarcating recognized limits of established political units | valstybės siena |
| environ. | sub-national boundary The line demarcating a territory located within the limits of a State | valstybės vidaus siena |
| environ., tech. | system boundary | sistemos riba |
| ling. | word boundary | markeris |