Definition of ISBN in English:
ISBN
abbreviationʌɪɛsbiːˈɛnˈˌaɪ ˈˌɛs ˈˌbi ˈɛn
International standard book number, a ten-digit number assigned to every book before publication, recording such details as language, provenance, and publisher.
Definition of ISBN in US English:
ISBN
abbreviationˈˌaɪ ˈˌɛs ˈˌbi ˈɛnˈˌī ˈˌes ˈˌbē ˈen
International standard book number, a ten-digit number assigned to every book before publication, recording such details as language, provenance, and publisher.