Meaning & use

id

noun·Academic

In psychoanalytic theory, the part of the mind containing basic, unconscious instinctual drives and desires.

See it in a sentence

Freud described the id as constantly seeking pleasure without regard for consequences.

Some psychologists blame impulsive behavior on the id overpowering the rational mind.

A note on using this word

Id is a short but valid word in most dictionaries. It is also used informally as a shorthand for identification, usually written as ID.

Words with a similar meaning

This term is best learned through its definition and examples.

Choose a synonym to suit the sentence. Meanings can overlap without being identical.

Another way to use it

2. abbreviation

A document or code that establishes a person's identity.

She showed her id at the front desk before checking into the hotel.

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