eightvo (noun)

1. In the 18th century, many classic works of literature were published in eightvo format.

2. Why did the book become an octavo? Because it wanted to be a bit more leafy!

3. The famous novel was initially published in octavo, allowing it to be easily held and read.

4. The children's book with colorful illustrations was printed in eightvo, making it appealing to young readers.