Noun genus mergus has 1 sense
  1. Mergus, genus Mergus - mergansers
    --1 is a kind of bird genus
    --1 is a member of Merginae, subfamily Merginae
    --1 has members:
     merganser, fish duck, sawbill, sheldrake; goosander, Mergus merganser; American merganser, Mergus merganser americanus; red-breasted merganser, Mergus serrator; smew, Mergus albellus
,
TOP