Definitions

1. adjective

Having or relating to two punctuation marks, especially a colon and an em dash, used to set off a parenthetical remark or to indicate a division in thought.

“The style guide required the use of bipunctal marks to separate the main text from the footnotes.”

2. noun

A punctuation mark consisting of two punctuation marks used to set off a parenthetical remark or to indicate a division in thought.

“The author’s use of bipunctals added a touch of elegance to the otherwise straightforward narrative.”