synchromesh

• POS: Adjective, Noun
• HYPHEN: syn=chro=mesh

OXFORD DICTIONARY

synchromesh, n. & adj.
--n. a system of gear-changing, esp. in motor vehicles, in which the driving and driven gearwheels are made to revolve at the same speed during engagement by means of a set of friction clutches, thereby easing the change.
--adj. relating to or using this system.

Etymology

abbr. of synchronized mesh

THESAURUS

synchromesh

Hydromatic, automatic transmission, cogwheel, differential, differential gear, freewheel, gear, gear train, gearbox, gearing, gearshift, gearwheel, high, intermediate, low, neutral, overdrive, rack, reverse, standard transmission, stick shift, transmission