| Webster's Online Dictionary |
| Expressions | Definition | ||
| Head unit | A head unit is a component of a stereo system either in a vehicle or home theater system used to tie together and provide a unified interface system for the various components of a system, ranging from audio players such as a trunk mounted 12 CD changer, to the speakers or audio amplifiers. An antiquated name for a head unit is a receiver. (references) | ||
Source: compiled by the editor from various references; see credits. | Top | ||
| Expressions | Domain | Definition | |
| Head unit | Physics | A specialized apparatus for skull radiography in accurately determinable multiple directions. Source: European Union. (references) | |
Source: compiled by the editor from various references; see credits. | Top | ||