post-office car
US (now historical )
noun
A mail van or carriage on a train.
Origin
Mid 19th century.
- participational
- participation mystique
- participative
- participatively
- participator
- participatory
- participatory democracy
- participial
- participial adjective
- participialize
- participialized
- participially
- participle
- particle
- particle accelerator
- particle beam
- particle board
- particled
- particle horizon
- particle-like
- particle physicist
- particle physics
- particolor
- particolored
- particolour