Synset

a numeral or string of numerals that is used for identification and may be attached to accounts, memberships, etc.
<noun.communication> freq. cnt.: 1 freq. cnt.: 1

number

sample sentences

"she refused to give them her Social Security number"

lexical pointers

derivationally related form

number number number number

semantic pointers

hypernym

positive identification

hyponym

bank identification number, BIN, ABA transit number license number, registration number Social Security number personal identification number, PIN, PIN number