ring-necked

POS

Adjective

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CIDE DICTIONARY

ring-necked, a.

Having a well defined ring of color around the neck. [1913 Webster]

Ring-necked duck (Zool.), an American scaup duck (Aythya collaris). The head, neck, and breast of the adult male are black, and a narrow, but conspicuous, red ring encircles the neck. This ring is absent in the female. Called also ring-neck, ring-necked blackhead, ringbill, tufted duck, and black jack.