id

A name, number, or code that identifies a particular person or thing.

• Enter your user id.
• Each record has a unique id.
• I forgot the id for my account.

Similar words: identifier, identification number

Common phrases: user id, unique id, id number

The part of the mind that holds basic wants and urges you do not consciously control.

• The id seeks pleasure.
• Freud described conflicts between the id and the ego.
• The therapist discussed how the id influences behavior.

Common phrases: the id, id and ego