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What does x mean?
X, X (English: aks;; Chinese transliteration: Axe is the 24th letter of the Latin alphabet. X-rays are used to represent x in NATO phonetic symbols.

Capital x stands for

Use Roman numerals to represent 10.

The legendary Japanese visual orchestra X JAPAN is called X for short.

In XL, it means "plus" and "extra". English extra pronunciation

X Window System is a free graphical window interface developed by MIT.

x chromosome

X file

The lowercase x stands for

In algebra, the variable x is usually used to represent the unknown quantity; This usage can be traced back to Arabic.

In analytic geometry, it is usually used to represent the horizontal coordinate axis.

Other usage

When writing, it is used to cover up invisible words, such as confidential words or dirty words.