n. [ Petal + Gr. e'i^dos form. ] (Bot.) The metamorphosis of various floral organs, usually stamens, into petals. [ 1913 Webster ]
(Zool.) An American sparrow (Zonotrichia albicollis) having a conspicuous white throat. The name is imitative of its note. Called also White-throated sparrow. [ 1913 Webster ]