aboideau in British English
(ˈæbəˌdəʊ) or aboiteau (ˈæbəˌtəʊ)
nounWord forms: plural -deaus, -deaux (-ˌdəʊz)Word forms: -teaus or -teaux (-ˌtəʊz) (in the Canadian Maritimes)1. a dyke with a sluicegate that allows flood water to drain but keeps the sea water out
2. a sluicegate in a dyke
Word origin
Canadian French