Webster's Revised Unabridged Dictionary · 1913

Goosander

Goosander , noun

[Old English gossander, a tautological word formed from goose + gander. Compare Merganser.]

(Zoology) A species of merganser (M. merganser) of Northern Europe and America; -- called also merganser, dundiver, sawbill, sawneb, shelduck, and sheldrake. See Merganser.