ID

The ID or id may be:

• identification (popular-speech abbreviation)
  • identity card (I.D. or ID)
• Indonesia (ISO country code) (ID)
• Idaho (state code ID or abbreviation Id.)
• id Software, the computer game software developer
• Ego, Superego and Id, the psychological construct
• Intelligent design
• Ibid abbrev. Id.

See also: wiktionary:ID