| Subject | English | Spanish |
| lab.law., environ. | compositional analysis | análisis de composición |
| biotechn. | compositional analysis | análisis de la composición |
| math. | compositional data | datos composicionales |
| comp., MS | compositional hierarchy | jerarquía composicional (A set of entities that are conceptually part of a hierarchy, such as a parent entity and a child entity. Data operations require that the entities be treated as a single unit) |
| met. | compositional range | gama composicional |
| met. | compositional trimming | ajuste de composición |
| met. | there is an undercooling caused by compositional segregation | hay un subenfriamiento causado por una heterogeneidad química |