to abbreviate a word or expression, or the resulting abbreviation itself

“北大”是“北京大学”的简写。

noun · to write characters in simplified form or the simplified form of a character

这种简写汉字在书法和草稿中十分常见。

to write using simple or basic language, often used for abridged versions of books

这本书是给初学者阅读的名著简写本。