allée couverte
/aˌleɪ kʊˈvɛːt/Archaeol.
noun
A type of tunnel-shaped Neolithic tomb, typically comprising a long rectangular chamber, found especially in central and northern France.
Origin
Late 19th century; earliest use found in Journal of the Ethnological Society of London. From French allée couverte from allée + couverte, feminine of couvert covered.