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Definition of Square circle
1. Noun. (philately) a cancellation mark consisting of an outer ring of concentric circles, cropped into a square shape. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Square Circle
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1. Noun. (philately) a cancellation mark consisting of an outer ring of concentric circles, cropped into a square shape. ¹
¹ Source: wiktionary.com