Magnetic Ink Character Recognition

Definition
Magnetic Ink Character Recognition (MICR) refers to

"[m]agnetic codes found on the bottom of checks, deposit slips, and general ledger debit and credit tickets that allow a machine to scan (capture) the information. MICR encoding on a check includes the account number, the routing number, the serial number of the check and the amount of the check. The amount of the check is encoded when the proof department processes the check."