: a sparrow (Chondestes grammacus) that is abundant in the Mississippi valley, is streaked above and white below with the head varied with black, grayish white, and chestnut, and is represented in the western United States by a paler bird which forms a distinct subspecies (C. grammacus strigatus)
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a North American sparrow, Chondestes grammacus, having a distinctive brown-and-white facial pattern.
[1885-90, Amer.]
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lark sparrow,
a sparrow of central North America with a fan-shaped tail, chestnut markings on the head, and a white breast with a single spot in the center.
Useful english dictionary. 2012.