| Subject | English | Irish |
| gen. | Aid Effectiveness Operational Framework | Creat Oibriúcháin an AE maidir le hÉifeachtacht Cabhrach |
| R&D. | Association of European Operational Research Societies | Comhlachas na gCumann Eorpach um Thaighde Oibríochtúil |
| fin., insur. | capital requirement for operational risk | riachtanas caipitil le haghaidh riosca oibriúcháin |
| gen. | Corporate Operational Plan | an Plean Oibriúcháin Corparáideach |
| transp., nautic., environ. | Energy Efficiency Operational Index | an tInnéacs Oibriúcháin ar Éifeachtúlacht Fuinnimh |
| fin. | established operational relationship | gaolmhaireacht oibríochtúil bhunaithe |
| gen. | EU Operational Framework on Aid Effectiveness | Creat Oibriúcháin an AE maidir le hÉifeachtacht Cabhrach |
| crim.law. | EU Police Chiefs Operational Task Force | Tascfhórsa na nArdoifigeach Póilíneachta san AE |
| gen. | European Agency for the Management of Operational Cooperation at the External Borders of the Member States of the European Union | an Ghníomhaireacht Eorpach chun Comhar Oibríochtúil a Bhainistiú ag Teorainneacha Seachtracha Bhallstáit an Aontais Eorpaigh |
| immigr., IT | European Agency for the Operational Management of Large-Scale IT Systems in the Area of Freedom, Security and Justice | an Ghníomhaireacht Eorpach um Bainistiú Oibríochtúil a dhéanamh ar Chórais mhórscála TF sa limistéar saoirse, slándála agus ceartais |
| obs. | European Agency for the Operational Management of Large-Scale IT Systems in the Area of Freedom, Security and Justice | Gníomhaireacht IT |
| transp. | fail-operational feature | gné fheidhmiúil i gcás teipe |
| transp., avia. | fail-operational flight control system | córas rialaithe eitilte feidhmiúil i gcás teipe |
| transp. | full operational capability | cumas iomlán oibriúcháin |
| gen. | full operational capability | cumas oibriúcháin iomlán |
| IT | Information Assurance Operational Authority | an tÚdarás Oibriúcháin um Ráthú Faisnéise |
| gen. | initial operational capability | cumas oibriúcháin tosaigh |
| IT | integrated operational digital units | aonad oibriúcháin comhtháite digiteach |
| econ., transp. | inter-system operational assessment | measúnú oibríochtaí idir gnólachtaí |
| econ., transp. | intra-system operational assessment | measúnú oibríochtaí laistigh de ghnólacht |
| gen. | joint operational programme | clár comhoibriúcháin |
| bank. | minimum own funds requirements for operational risk | íoscheanglais cistí dílse in aghaidh riosca oibriúcháin |
| market. | net operational income | glanioncam oibriúcháin |
| econ., market. | Non operational property | maoin neamhoibríochtúil |
| fin. | operational appropriation | leithreasú oibríochtúil |
| fin. | operational budget line | caiteachas oibríochtúil |
| transp., tech., law | operational clearance | gnáthscóip |
| transp. | operational concept | coincheap oibríochta |
| transp., avia. | operational control | rialú oibriúcháin |
| commun., IT | operational control method | modh rialaithe oibriúcháin |
| gen. | operational cooperation | comhar oibríochtúil |
| transp. | operational demonstration | taispeántas oibriúcháin |
| environ. | operational discharge | sceitheadh oibríochtúil |
| transp., avia. | operational envelope | imchlúdach oibríochtúil |
| transp. | operational evaluation | meastóireacht oibriúcháin |
| fin. | operational expenditure | caiteachas oibríochtúil |
| account. | operational failure | teip oibríochtúil |
| fin. | operational framework for monetary policy | creat oibriúcháin le haghaidh beartas airgeadaíochta |
| life.sc., agric. | operational fund | ciste oibriúcháin |
| el. | operational network security | slándáil oibriúcháin líonra |
| fin. | operational objective | cuspóir oibriúcháin |
| law | operational part | téarmaí achtúcháin |
| gen. | operational phase | céim oibríochta |
| gen. | operational plan | plean oibríochta |
| gen. | operational planning | pleanáil oibríochtúil |
| fin., econ. | operational programme | clár oibriúcháin |
| econ. | Operational Programme Innovative Economy | Cláir Oibriúcháin "Geilleagar Nuálach" |
| market. | operational research | taighde oibríochtúil |
| market. | operational research | taighde ar oibríochtaí |
| fin., insur. | operational risk | riosca oibriúcháin |
| fin. | operational risk capital | caipiteal um rioscaí oibriúcháin |
| fin. | operational risk database | bunachar sonraí rioscaí oibriúcháin |
| fin. | operational risk estimates | meastacháin ar rioscaí oibriúcháin |
| fin. | operational risk exposure | neamhchosaint ar rioscaí oibriúcháin |
| fin. | operational risk losses | caillteanais rioscaí oibriúcháin |
| fin. | operational risk measure | beart um rioscaí oibriúcháin |
| fin. | operational risk measurement system | córas chun rioscaí oibriúcháin a thomhas |
| econ., social.sc. | operational rules | rialacha oibríochtúla |
| nucl.pow. | Operational Safety Analysis Review Team | Foireann um Athbhreithniú ar Shlándáil Oibriúcháin |
| nucl.pow. | Operational Safety Assessment Review Team | Foireann um Athbhreithniú ar Shlándáil Oibriúcháin |
| nucl.pow. | Operational Safety Review Team | Foireann um Athbhreithniú ar Shlándáil Oibriúcháin |
| el. | operational security | slándáil oibriúcháin líonra |
| fin. | operational weakness | laige oibríochtúil |
| gen. | police operational protocol | prótacal oibríochta póilíneachta |
| gen. | pre-operational phase | céim réamhoibríochtúil |
| fin. | standardised approach to operational risk | cur chuige caighdeánaithe maidir le riosca oibriúcháin |
| gen. | standardised approach to operational risk | cur chuige caighdeánaithe |
| gen. | Standing Committee on Operational Cooperation on Internal Security | Buanchoiste um an gComhar Oibríochtúil sa tSlándáil Inmheánach |
| law | strategic guidelines for legislative and operational planning | treoirlínte straitéiseacha don phleanáil reachtach agus oibríochtúil |