couchette

noun a compartment on a European passenger train; contains 4 to 6 berths for sleeping
Found on https://www.encyclo.co.uk/local/20974

couchette

the sleeping compartment of a train, that can contain up to 6 beds
Found on http://www.ddtvl.com/glossary/glossary.htm

Couchette

The sleeping compartment of a train, that can contain up to 6 beds.
Found on http://www.encyclo.co.uk/_voegtoe.php

couchette

[n] - a compartment on a European passenger train
Found on http://www.webdictionary.co.uk/definition.php?query=couchette
No exact match found