double obelisk (‡)
Definition - A printer's mark used to indicate footnotes.

Example -


1. Use it to indicate a third footnote when both an asterisk and an obelisk have already been used.

Etymology -
The word derives from the Greek obeliskos, which is the diminutive of obelos, pointed pillar or needle.
Note: Ancient Greek editors would put obelisks in the margins of manuscripts to indicate lines that were of doubtful origin.

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