1. Covered with scales, or scalelike structures; said of a fish, a reptile, a moth, etc.
2. Without scales, or with the scales removed; as, scaled herring.
3. (Science: zoology) Having feathers which in form, colour, or arrangement somewhat resemble scales; as, the scaled dove.
(Science: zoology) Scaled dove, any American dove of the genus Scardafella. Its coloured feather tips resemble scales.