Designator

Pronunciation: /ˈdɪzaɪnˈɑtɔɹ/

Designator (noun)

  1. A word, number, or symbol used to identify a person, place, or thing.
  2. An official code or label that marks a specific item in a system.
  3. In grammar, a word that points to or identifies a person or thing.

Examples

  • The badge uses a designator to identify each worker.
  • A designator helps identify the correct file quickly.