#
“number” sign (U+0023), “pound“ sign (weight), “hashtag“, “hash“, “crosshatch“ or “octothorpe“: symbol used as the cardinal of a set, or the connected sum of manifolds in topology; for denoting a musical “sharp“, ‹♯› (U+266F) is preferred
Also known as U+0023 · # · NUMBER SIGN · pound sign (weight) · hash · crosshatch
- Instance of
- Subclass of
All data
21 statements · 33% with external sources · numbers in brackets are citations
- Unicode character name
- NUMBER SIGN
- HTML entity
- #
- #
- #
- Has use
- program comment used by: Python, GNU Bash
- hashtag
- Different from
- ♯ criterion used: homoglyph · has use: musical notation
On other databases
2 identifiers linking # across the web's reference databases