What is being in pairs; presenting two of a kind, or two in a set together; coupled. [Let] The swan, on still St. Mary's lake, Float double, swan and shadow. Wordsworth called?

double — Being in pairs; presenting two of a kind, or two in a set together; coupled. [Let] The swan, on still St. Mary's lake, Float double, swan and shadow. Wordsworth. (Webster's 1913.)

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