Question

What is the difference between Defining and Non- Defining Relative clauses?

Answer 1

Non-defining clauses still add extra information, but not in the same way. ... Non-defining clauses also userelative pronouns, just as defining clauses do. The only difference is that you cannot use “that” with a non-defining clause, unlike defining clauses Defining and non-defining clauses are both types of relative clauses – clauses that share some extra information about something.

But apart from that the two types of clauses are a little different. Read on to find out what makes each unique!

What is a relative clause?

Before we can identify the differences between defining and non-defining clauses, it’s helpful to understand what a relative clause actually is.

Relative clauses are used to state additional information about the noun in the sentence.  It’s usually just a phrase or clause, that’s included as part of the main sentence.

Let’s take a look at an example:

“The celebrity, who was a major film star, was photographed on the red carpet.”

The phrase “who was a major film star” adds some extra information to the sentence, so you can understand a little more about the subject, the celebrity.
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