What is the white color in coats of arms, intended to represent silver, or, figuratively, purity, innocence, beauty, or gentleness; -- represented in engraving by a plain white surface. Weale called?

argent — (Her.) The white color in coats of arms, intended to represent silver, or, figuratively, purity, innocence, beauty, or gentleness; -- represented in engraving by a plain white surface. Weale. (Webster's 1913.)

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