Id

• POS: Noun
• HYPHEN: i=d

CIDE DICTIONARY

Id, n. [shortened form of identification.].

 any document testifying to teh identity of the bearer, especially a card or badge.  [WordNet 1.5]

Id, n. 

 A small fresh-water cyprinoid fish (Leuciscus idus or Idus idus) of Europe. A domesticated variety, colored like the goldfish, is called orfe in Germany.  [1913 Webster]

Id, n. 

 That part of a person's psyche which is the unconscious source of impulses seeking gratification or pleasure; the impulses are usually modified by the ego and superego before being acted upon.  [PJC]

OXFORD DICTIONARY

Id, abbr.
1 esp. US identification, identity (ID card).
2 US Idaho (in official postal use).

Id, n. Psychol. the inherited instinctive impulses of the individual as part of the unconscious.

Etymology

L, = that, transl. G es

THESAURUS

Id

anima, archetypal pattern, archetype, blind impulse, coconscious, collective unconscious, conscience, conscious self, death instinct, ego, ego ideal, ego-id conflict, ethical self, foreconscious, impulse, inborn proclivity, instinct, libidinal energy, libido, mind, motive force, natural instinct, natural tendency, persona, personality, pleasure principle, preconscious, primitive self, psyche, psychic apparatus, racial unconscious, self, subconscious, subconscious mind, subconscious urge, subliminal, subliminal self, submerged mind, superego, unconscious, unconscious mind, unlearned capacity, unreasoning impulse, vital impulse