| Subject | English | Latvian |
| econ. | musical instrument | mūzikas instruments |
| comp., MS | Musical Instrument Digital Interface | mūzikas instrumentu ciparu interfeiss (A specification of the MIDI Manufacturers Association (MMA). The specification defines a protocol for describing music data, such as note on and note off messages; a file format for storing music data, called Standard MIDI; and a standard hardware interface) |
| patents. | musical work | muzikāls darbs |