autonomous
1. [ adjective ] existing as an independent entity
Examples:

"the partitioning of India created two separate and autonomous jute economies"

Related terms: independent
2. [ adjective ] of political bodies
Synonyms: sovereign independent self-governing
Examples:

"an autonomous judiciary" "a sovereign state"

Related terms: free
3. [ adjective ] of persons; free from external control and constraint in e.g. action and judgment
Synonyms: self-reliant self-directed
Related terms: independent
Similar spelling:   autonomy
  autonomic
  autoimmune
  autoimmunity