id has definitions from the fields of psychoanalysis,psychology,government,geography
1
[ noun ] (psychology) a card or badge used to identify the bearer

Synonyms

I.D.

Examples

"you had to show your ID in order to get in"

2
[ noun ] (government,geography) a state in the Rocky Mountains

Synonyms

Gem_State Idaho

3
[ noun ] (psychoanalysis) primitive instincts and energies underlying all psychic activity
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