- 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; "a system for positive identification can prevent the use of a single identity by several people"
--1 is a kind of identification
--1 has particulars:key; number, identification number; card, identity card; password, watchword, word, parole, countersign; green card; ID, I.D.; credit card, charge card, charge plate; debit card; smart card