What is the longest word in Chinese?

This is a bit of a tricky question! There's no single "longest word" in Chinese, as it depends on how you define "word". Here's why:

* Chinese characters (漢字, hànzì) are often considered the basic units of writing. A single character can represent a whole word or concept. Some characters are very complex, with many strokes.

* Words in Chinese can be formed by combining multiple characters. There are no spaces between words, so understanding how to break down a sentence into individual words can be tricky.

If you're asking about the longest character: That would be "biáng" (biáng), a character used in a Shaanxi province dish. It has 58 strokes and represents the sound of the noodles being made.

If you're asking about the longest word: This is more difficult to answer. There are many long phrases or idioms in Chinese. Some of them are very lengthy and might be considered the longest "word" depending on your definition.

So, there's no definitive answer! The concept of "longest word" is different in Chinese than in languages with a space-based writing system.