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noun

Psychoanalysis that part of the psyche which is regarded as the reservoir of the instinctual drives and the source of psychic energy: it is dominated by the pleasure principle and irrational wishing, and its impulses are controlled through the development of the ego and superego

or Ida

Idaho

noun pl. ID's or IDs

identification
☆ a card (
) or document, as a birth certificate, that serves to identify a person, prove one's age, etc.

adjective

of or for identification: an ID card

transitive verb ID'd or IDed, ID'ing or IDing

to identify

Also I.D.

Idaho
identification
Intelligence Department

See id in American Heritage Dictionary 4

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