merganser

Meanings

1. 1
   noun

   any of several fish-eating diving ducks with a narrow bill edged by toothlike serrations

   The male common merganser has a dark green head and a mostly white body.

From Late Latin merganser, formed from Latin mergus, 'diving waterbird,' or mergere, 'to plunge,' + anser, 'goose.' The name reflects the bird's habit of diving for fish, although a merganser is a duck rather than a goose.

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