01 n. The ring-necked scaup duck; -- called also ring-billed blackhead. See Scaup.
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1.
The ring-necked scaup duck; -- called also ring-billed blackhead. See Scaup.(Zool.) Also: ring-billed blackhead See: Scaup
Entry
1 sense
Webster, 1913
Ringbill
· Ring·bill
· IPA