REFER TO›used to refer to something or someone that you were just talking about, or something or someone of that type: It's difficult to know how to treat such cases.
FOR EMPHASIS›used to emphasize a quality of someone or something: She's such a nice person.It's such a shame that he's leaving.
such as›for example: She can't eat dairy products, such as milk and cheese.
as such›used after a word or phrase in negative statements to mean in the exact meaning of that word or phrase: There are no rules as such, just a few guidelines.
such...that›used to talk about the result of something: The whole thing was such a worry that I began to lose sleep over it.
there's no such thing/person (as)...›used to say that something or someone does not exist: There's no such thing as ghosts.