| Subject | English | Catalan |
| math. | characteristic functional | funcional característic |
| proj.manag. | functional analysis | anàlisi funcional |
| proj.manag. | functional analysis system technique | tècnica del sistema d'anàlisi funcional |
| math. | functional central limit theorem | teorema de Donsker |
| math. | functional central limit theorem | principi d'invariància |
| math. | functional central limit theorem | teorema central del límit funcional |
| math. | functional relationship | relació funcional |
| environ. | functional substance A substance from the point of view of its function or purpose, for example a painting agent or a preserving substance | substància funcional |