cunette
noun
cu·nette
kyüˈnet
plural -s
1
: a channel of small cross section dug in the bottom of a much larger channel or conduit to concentrate the flow at low-water stages
2
: a reinforcement of a canal bank constructed of piles and planking
Word History
Etymology
French, from Italian cunetta, alteration (resulting from incorrect division, la- being taken as la, feminine definite article) of lacunetta, diminutive of lacuna pond, from Latin