Goosander \Goos"an`der\, n. [OE. gossander, a tautological word
formed fr. goose + gander. Cf. Merganser.] (Zool.)
A species of merganser (M. merganser) of Northern Europe
and America; -- called also merganser, dundiver,
sawbill, sawneb, shelduck, and sheldrake. See
Merganser.
[1913 Webster]