rest seat meaning

• [Medicine]
  n : an area on the surface of a tooth that is specially prepared (as by grinding) for the attachment of a dental rest
  

• seat:    Noun: seat &n ...
• at rest:    Adjective: at rest ...
• for the rest:    As regards other m ...

Examples

1. corner head rest seat
2. The unique swiveling bassinets attached to the airliner's hat racks are his design along with locks that hold down pallets in the cargo hold, air-conditioning systems for the cargo bay, rest seats for air crew, toilet tap washers and gallery plugs.
3. In the distribution of these seats the Socialist Party and the GreenLeft formed one block, as did the ChristianUnion and the SGP . The GreenLeft-SP alliance got one rest seat, the CDA got two, the PvdA got two, D66 got one and the PVV also got one.