| Subject | English | Spanish |
| math. | customary units of measure | unidades usuales de medida |
| gen. | Unification of Units of Measure Panel | Grupo de expertos sobre unificación de unidades de medida |
| comp., MS | unit of measure | unidad de medida (A division of quantity established in calibrated or normative systems of measurement) |
| pack. | unit of measure | unidad de medida |
| math. | units of measure | unidades de medida |