flap in French
flap in French
abattant
volet
rabat
A hinged leaf.
battement
(aviation) A hinged surface on the trailing edge of the wings of an aeroplane, used to increase lift and drag.
volet de bord de fuite
(aviation) A hinged surface on the trailing edge of the wings of an aeroplane, used to increase lift and drag.
pan
(graph theory) A connected component of the induced subgraph formed by deleting a set of vertices.
battre
(transitive) To move (something broad and loose) up and down.