<P> The dash is a punctuation mark that is similar in appearance to a hyphen or minus sign , but differs from both of these symbols in both length and function . The most common versions of the dash are the en dash ( -- ) and the longer em dash ( -- ) , whose names historically were loosely related with the width of a lower - case n and upper - case M , respectively , in commonly used typefaces . </P>
<P> The dash is a punctuation mark that is similar in appearance to a hyphen or minus sign , but differs from both of these symbols in both length and function . The most common versions of the dash are the en dash ( -- ) and the longer em dash ( -- ) , whose names historically were loosely related with the width of a lower - case n and upper - case M , respectively , in commonly used typefaces . </P>
what does an em dash symbol look like
what does an em dash symbol look like
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