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Whether called hash, pound, number sign, lumberyard—the symbol traces back to Ancient Rome. Its story starts with the Latin term Libra Pondo, meaning “pound in weight.” This was abbreviated ...
It’s gone by many names, (the pound sign, the number sign, the octothorpe and the hashtag symbol) and it’s had many meanings, but what is the origin of this # mysterious symbol?
Other than the pound sign, it is also known as a number sign, mainly in America. In the UK, we call it hash (from “cross-hatch”), but it has a wealth of other, more fun, names, including crunch, ...
On some old keyboards you’ll find that the number 3 key only has the pound sign. Don’t be put off: pressing Option + 3 will still work on such keyboards. It’s just that in those days, the ...
In some programming languages, the number sign (#), also called the "pound sign" and "hash sign," is used as a not-equals symbol. For example, the expression if amount # 500 means "if amount not ...
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