Definition of definition for English Language Learners. : an explanation of the meaning of a word, phrase, etc. : a statement that defines a word, phrase, etc. : a statement that describes what something is.
An IBAN (International Bank Account Number) is an international bank account identifier used to uniquely identify the account of a customer at a financial institution. This is the only permissible account identifier for SEPA payments.
The IBAN is a series of alphanumeric characters that uniquely identifies an account held at a bank anywhere in the world. It is defined in the ECBS standard EBS204 IBAN: The International Bank Account Number. The IBAN has a maximum of 34 alphanumeric characters. The IBAN contains the ISO country code, two check digits and the basic bank account number, which is