Definify.com

Definition 2024


reference_book

reference book

English

Noun

reference book (plural reference books)

  1. A book providing factual information.
    The Red Book is the standard reference book for those naming inorganic chemical compounds.
  2. (libraries) such a book that may not be borrowed.
    I wanted to take out the encyclopedia, but the librarian said it was a reference book.

Translations