1. Adjective.  Self generated; happening without any apparent external cause.
  2. Adjective.  Done by one's own free choice, or without planning.
  3. Adjective.  proceeding from natural feeling or native tendency without external constraint.
  4. Adjective.  arising from a momentary impulse.
  5. Adjective.  controlled and directed internally : self-active : spontaneous movement characteristic of living things.
  6. Adjective.  produced without being planted or without human labor : indigenous.
  7. Adjective.  not apparently contrived or manipulated : natural.
  8. Adjective.  Random.
  9. Adjective.  Sudden, without warning.

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This entry was last updated on RefTopia from its source on 3/20/2012.