As the famously nitpicking former editor Lynne Truss once put it, “To those who care about punctuation, a sentence such as ...

The Associated Press Stylebook says “use only an apostrophe” for singular proper names ending in S: Dickens’ novels, Hercules ...

When you want to show that something belongs to that person or thing, you add a possessive apostrophe and an 's'. For example: The cat's tail was fluffy. The 's' shows that the tail belongs to the ...

An apostrophe can be used to show that one thing belongs to or is connected to something. This is called a possessive apostrophe. Let's take a look at some examples. The cat's tail was fluffy.