<Table> <Tr> <Td> </Td> <Td> This article contains uncommon Unicode characters . Without proper rendering support, you may see question marks, boxes, or other symbols instead of the intended characters . </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article contains uncommon Unicode characters . Without proper rendering support, you may see question marks, boxes, or other symbols instead of the intended characters . </Td> </Tr> <P> The international prohibition sign (official name), (also known as a no symbol, no sign, circle - backslash symbol, nay, interdictory circle, or universal no) is a red circle with a red diagonal line through it (running from top left to bottom right), completely enclosing a pictogram to indicate something is not permitted . The prohibition sign is sometimes seen in all - black, where color is not available . </P> <P> The Unicode code point for the prohibition sign is U + 20E0, Combining Enclosing Circle Backslash (⃠). It is a combining character, which means that it appears on top of the character immediately before it, so putting ♪ & #x20E0; ∞ & #x20E0; is supposed to show an eighth note inside the prohibition sign, followed by the infinity symbol inside the prohibition sign: ♪ ⃠ ∞ ⃠; . It also appears in the Webdings and Wingdings 2 fonts . </P>

What does a circle with line through it mean
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