Simple Definition of call number
: a combination of numbers and letters that is used to show where a book is located in a library
Full Definition of call number
: a combination of characters assigned to a library book to indicate its place on a shelf
First Known Use of call number
Learn More about call number
Britannica.com: Encyclopedia article about "call number"
Seen and Heard
What made you want to look up call number? Please tell us where you read or heard it (including the quote, if possible).