Not Check Mark

Part of Technical and Miscellaneous Symbols

Not Check Mark has no standard Windows Alt code. Copy the character directly, or use its HTML entity or Unicode value instead.

Alt code
None
HTML entity
⍻
Unicode
U+237B

About this symbol

⍻, a crossed-out check mark, is the ISO 2047 picture for Negative Acknowledge, NAK, the control code a receiving machine sent back when a block of data arrived damaged, asking for it to be sent again.

Unicode facts

Official name
NOT CHECK MARK
Type
Symbol
Unicode block
Miscellaneous Technical
Unicode group
Graphics for control codes
Added in
Unicode 3.0 (1999)
Unicode notes
  • From ISO 2047
  • Symbol for Negative Acknowledge

Click the symbol or any value at the top of the page to copy it. See the full Technical and Miscellaneous Symbols chart for related characters.

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