identifier

1. Someone who identifies; a person who establishes the identity of someone or something.

   a symbol that establishes the identity of the one bearing it

2. Something that identifies or uniquely points to something or someone else.

3. One who identifies as a particular type or role; one who says and believes that they are a certain thing.

4. A guidebook that helps determine the specific class of an object (such as a mushroom, herb, fish, bird, drug, or mineral), or its individual identity (such as that of a star).

5. A formal name used in source code to refer to a variable, function, procedure, package, etc. or in an operating system to refer to a process, user, group, etc.

   Identifikator, Kennzeichen

   идентифика́торidɛntifikátor

   ідентифіка́торidentyfikátor

6. A code that distinguishes a particular element from all other elements in a document.

7. A primary key.

   идентифика́торidɛntifikátor, перви́чный ключpervíčnyj ključ

1. Pantone classifies thousands of colors with unique numerical identifiers.

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2. Berber is both an ethnic and a cultural identifier.

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3. Arab is rather used as a cultural rather than an ethnic or racial identifier.

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