identification number

/aɪˈdɛntəfəˌkeɪʃən ˌnʌmbər/

Other forms: identification numbers

Definitions of identification number

1. noun

   a numeral or string of numerals that is used for identification
   synonyms: number

   types:

   ABA transit number, BIN, bank identification number

   an identification number consisting of a two-part code assigned to banks and savings associations; the first part shows the location and the second identifies the bank itself

   license number, registration number

   the number on the license plate that identifies the car that bears it

   Social Security number

   the number of a particular individual's Social Security account

   PIN, PIN number, personal identification number

   a number you choose and use to gain access to various accounts

   type of:

   positive identification

   evidence proving that you are who you say you are; evidence establishing that you are among the group of people already known to the system; recognition by the system leads to acceptance