Yes a trilogy is counted as a series because it is more then one book
A trilogy.
The answer for the question "What is a series of 3 books called?" The answer is trilogy.
Yes. There are three books in the series also known as a trilogy. Trilogy means "A group of three related novels, plays, films, operas, or albums." The Hunger Games trilogy is in fact a part of The Hunger Games series.
There are more than three books in the Harry Potter series so it is not a trilogy.
Trilogy
A trilogy
The third installment or third book most of the time. P.S. A set of three books or movies is called a trilogy... just in case you wanted to know!
You underline it
It is a trilogy
There will not be a fourth book in the series because the series is a trilogy.
Decalogy
A three book series is called a trilogy.