yes
Nonfiction books often contain technical vocabulary or jargon specific to an industry, likely to be explained in a glossary. Although most fiction books won't contain a glossary, fantasy and Science Fiction novels often do to explain invented words or those pertaining to an imaginary culture.
glossary
It not an nonfiction book but a fiction one It's not an nonfiction book but a fiction one
nonfiction
The book Killer Lipstick is a nonfiction book
Fiction .
fiction
fiction
It is fiction.
nonfiction
Usually, when you see a bold-faced word in a non-fiction book, it means that there is a glossary in the back of the book where you can find the definition of the bold-faced words.
It depends on what book it is. There are history, fiction,nonfiction,etc.
You can tell if a book is fiction by if it is made up (fiction) or true (non-fiction).