Meaning & Definition of word "Identifier"
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Identifier
/aɪˈdɛntɪfaɪər/
noun:
- 1. A name or identifying characteristic used to distinguish one entity from another.
- Example: In programming, a variable name often serves as an identifier for the data it holds.
- 2. A symbol or string that uniquely represents an entity in a given context.
- Example: The tax identification number is a crucial identifier for businesses when filing taxes.
- 3. Any element that can help to recognize or categorize an object, concept, or person.
- Example: Each user account is assigned a unique identifier that helps authenticate access to the system.
Etymology
The word 'identifier' is formed from the word 'identify' with the suffix '-er', indicating a person or thing that identifies.
Common Phrases and Expressions
identifier of choice:
A selected identifier that is preferred or favored.
unique identifier:
An identifier that is guaranteed to be unique within a given context.
identifying features:
Characteristics used to recognize or identify something.
Related Words
identify:
To recognize or establish as being a particular person or thing.
identification:
The action or process of identifying someone or something.
identifier system:
A systematic method of assigning identifiers to items.
Slang Meanings of identifier
Meaning: ID
Example Sentence: Just show me your ID to verify your age.
Meaning: handle
Example Sentence: Your social media handle acts as an identifier on the platform.