| Term |
Definition |
| English |
operational research (br.) ; operations research (am.) |
| French |
recherche opérationnelle |
| German |
Operations Research |
| Dutch |
operations research ; besliskunde |
| Italian |
ricerca operativa ; ricerca di funzionamenti |
| Spanish |
investigación operativa ; investigacion de operaciones |
| Catalan |
investigació operativa |
| Portuguese |
investigação operacional |
| Romanian |
- |
| Danish |
operationsanalyse |
| Norwegian |
- |
| Swedish |
operationsanalys |
| Greek |
λειτουργική έρευνα ; έρευνα διαδικασιών |
| Finnish |
operaatiotutkimus |
| Hungarian |
operációkutatás |
| Turkish |
yöneylem araştırması |
| Estonian |
operatsioonianalüüs |
| Lithuanian |
operacijų tyrimai |
| Slovenian |
- |
| Polish |
badania operacyjne |
| Russian |
Оперативное исследование |
| Ukrainian |
- |
| Serbian |
операционално истраживање |
| Icelandic |
rekstrar rannsóknir ; aðgerðagreining |
| Euskara |
eragiketa-ikerkuntza |
| Farsi |
- |
| Persian-Farsi |
تحقيق در عمليات |
| Arabic |
بحوث العمليات |
| Afrikaans |
operasionele navorsing |
| Chinese |
运 筹 学 |
| Korean |
운용연구, 운용과학, O.R. |
