synchromesh[siŋ′krə mes̸h′, sin′-]
a device in a transmission system that automatically brings the gears to be meshed to about the same speed of rotation before a shift occurs
Origin of synchromeshsynchro- + mesh
- An automotive gear-shifting system in which the gears are synchronized at the same speeds before engaging to effect a smooth shift.
- A gear in such a system.
- Having the quality or smoothly exchanging interlocking forces.