Homonym: Hash Sign (Hashtag)
The "Hash Sign," also known as the "pound sign" or "octothorpe," is a symbol represented by the character "#". It is commonly used in various contexts, including social media, where it precedes keywords or phrases to create a hashtag. This helps categorize content and makes it easier for users to find related posts.
In addition to its use in social media, the hash sign has applications in programming and telecommunications. In programming languages like Python and Java, it can denote comments, while in telecommunications, it is often used to indicate a specific function on a phone keypad.